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Recent Longevity News for the seven days ending
9/19/07. You should consult your doctor if you are taking any medications.
Study:
The Best Exercise for Diabetes - Time, 9/18/07 -
"Compared with controls, patients in the aerobic group had a reduction of .51%
in their hemoglobin A1C values — a test that measures blood-sugar control over
the previous two to three months (lower is better). The weight-training group
had a .38% reduction compared with controls. But the combined exercise group
showed further improvements: in those patients, the A1C values went down an
additional .46% over the aerobic group, and .59% over the weight-training group.
Compared to controls, the combo exercisers had a nearly 1% lower A1C reading"
As Vitamins Go, D, You Are My Sunshine - washingtonpost.com, 9/18/07 -
"the study found no "negative surprises" from taking
vitamin D, as long as doses were kept between
300 to 2,000 international units (IU) per day"
Human
C-reactive Protein Regulates Myeloma Tumor Cell Growth And Survival -
Science Daily, 9/15/07 - "CRP
protects myeloma cells from apoptosis
induced by chemotherapy drugs and stimulates myeloma cells to secrets more
IL-6, which in turn provides additional
protection to myeloma from apoptosis and stimulates liver cells to secrete more
CRP. Thus, CRP could be a therapeutic target for breaking the vicious circle of
myeloma to improve the therapeutic efficacy of currently available treatments"
Low-Carb/High-Fat or High-Carb/Low-Fat Diet Improves Weight Loss, Mood -
Medscape, 9/14/07 -
"Compared with the HCLF diet, the LCHF diet was
associated with significantly greater weight loss (7.8 +/- 0.4 vs 6.4 +/- 0.4
kg; P = .04). Improvements in psychological well-being were similar in both
groups, with the greatest effect observed during the first 2 weeks. Although
working memory was similar in both groups (P = .68), there was a significant
time/diet interaction for speed of processing (P = .04), with less improvement
on this measure in the LCHF than in the HCLF diet group"
Controlling
Cholesterol? - Dr. Weil, 9/14/07 - "Of all the
natural supplements available to help lower cholesterol, red
rice yeast extracts
are by far the most effective" - See
red yeast rice at Amazon.com.
Depression
Worsens Health More Than Angina, Arthritis, Asthma, Diabetes - Doctor's
Guide, 9/14/07 - "Depression
produces the greatest decrement in health compared with the chronic diseases
angina, arthritis, asthma, and diabetes"
Vitamin E May Protect Against Venous Thromboembolism in Women - Medscape,
9/12/07 - "Of 482 women who had VTE during follow-up,
213 were in the vitamin E group and 269 were in
the placebo group, yielding a significant 21% hazard reduction (relative hazard,
0.79; 95% confidence interval [CI], 0.66 - 0.94; P = .010). The hazard reduction
was 27% for unprovoked VTE (relative hazard, 0.73; 95% CI, 0.57 - 0.94; P =
.016)"
Low
Testosterone Symptoms Rare - WebMD, 9/12/07 - "As
many as 25% of U.S. men have low testosterone
levels, but only 5.6% of men have symptoms linked to it ... know that prostate
cancer often regresses when testosterone is removed, but there is very little
evidence that supplementing normal testosterone levels increases risk of cancer
-- and there is some evidence it may lower it"
Diet May Defy Kids' Asthma, Allergies - WebMD, 9/12/07 -
"Kids who ate the most tomatoes, eggplants, cucumbers,
green beans, and zucchini -- more than 40 grams per day -- were at least 62%
less likely to wheeze, compared with kids who skimped on those vegetables ...
The study also shows that kids who ate more than 60 grams of fish per day were
57% less likely to test positive for allergies as those who ate the least amount
of fish (up to about 39 grams per day of fish)"
Fresh fuel for the
glitazone controversy: New pioglitazone and rosiglitazone meta-analyses -
theHeart.org, 9/11/07 - "If one is anticipating that
this type of drug would be appropriate, then I think there is now a lot of
evidence to suggest that pioglitazone is the preferred drug"
Someone sent me this on
Femara (letrozole):
-
Letrozole for Men -Google Groups - "The answer
is to reduce aromatase expression for both the middle aged and over age 65
elderly. For the last 7 years, I have used a tiny dose of letrozole, 10 mcg
daily. One tablet (2500 mcg = 2.5 mg) lasts for 250 days. Powder the tablet
and mix into a cup of powdered sugar - 1 cc scoop of the mix has 10 mcg
letrozole"
-
Open dose-finding study of a new potent and selective nonsteroidal aromatase
inhibitor, CGS 20 267, in healthy male subjects - J Clin Endocrinol
Metab. 1993 Aug;77(2):319-23 - "A reduction in
estradiol levels by about 30% from baseline was observed at the lowest dose
(0.02 mg)" - CGS 20 267 is Letrozole.
-
Comparative assessment in young and elderly men of the gonadotropin response
to aromatase inhibition - J Clin Endocrinol Metab. 2005
Oct;90(10):5717-22 - "As assessed after 28 d of
treatment, letrozole lowered E2 by 46% in the young men (P = 0.002) and 62%
in the elderly men (P < 0.001). In both age groups, letrozole, but not
placebo, significantly increased LH levels (339 and 323% in the young and
the elderly, respectively) and T (146 and 99%, respectively) (P value of
young vs. elderly was not significant). Under letrozole, peak LH response to
GnRH was 152 and 52% increase from baseline in young and older men,
respectively"
- See letrozole at
OffshoreRx1.com. After reading more on dosage, I've changed from a
quarter tablet per day to a quarter tablet every other day.
Soda Consumption Linked To Metabolic Syndrome - Clinical Psychiatry News,
9/07 - "Drinking at least one soda per day is associated
with a significantly higher risk of developing
metabolic syndrome, compared with drinking less than one soft drink a day
... the prevalence of metabolic syndrome in those who drank one or more 12-ounce
soft drinks per day was 48% higher than in those who drank fewer than one of
these beverages daily"
Abstracts from this week's
Doctor's Guide Nutrition/Dietetics
plus abstracts from my RSS feeds:
Brain Atrophy in Alcoholics: Relationship with Alcohol Intake; Liver Disease;
Nutritional Status, and Inflammation - Alcohol Alcohol. 2007 Sep 11 -
"Brain atrophy is frequently observed in alcoholics, but
relationships with liver function, cytokines, nutritional status, and hormone
levels are poor"
Rationale for the use of insulin sensitizers to prevent cardiovascular events in
type 2 diabetes mellitus - Am J Med. 2007 Sep;120(9 Suppl 2):S18-25 -
"TZDs,
acting via the peroxisome proliferator-activated receptor-gamma, affect a number
of mediators involved in the development of the cardiovascular complications of
diabetes, including lipid profiles, vascular changes, and inflammatory
mediators. TZDs decrease plasminogen activator-1 and C-reactive protein levels.
They also reduce the extent of thickening of the carotid artery and reduce
hyperplasia after coronary stent implantation. Insulin-sensitizing therapy with
TZDs is a promising intervention for patients with diabetes at risk for adverse
cardiovascular outcomes"
Vitamin E and vitamin C in the treatment of idiopathic sudden sensorineural
hearing loss - Acta Otolaryngol. 2007 Aug 22;:1-6 -
"The hearing gain after therapy was 29.4 dB and the improvement rate was 63.3%
in the study group, compared with 18.5 dB and 44.0% in the control group.
Significant improvement was seen in the hearing gain and recovery rate in the
study group"
Pioglitazone and Risk of Cardiovascular Events in Patients With Type 2 Diabetes
Mellitus: A Meta-analysis of Randomized Trials - JAMA. 2007 Sep
12;298(10):1180-1188 - "Pioglitazone
is associated with a significantly lower risk of death, myocardial infarction,
or stroke among a diverse population of patients with diabetes. Serious heart
failure is increased by pioglitazone, although without an associated increase in
mortality"
Efficacy and tolerability of adding prescription Omega-3 fatty acids 4 g/d to
Simvastatin 40 mg/d in hypertriglyceridemic patients: An 8-week, randomized,
double-blind, placebo-controlled study - Clin Ther. 2007 Jul;29(7):1354-67 -
"This study evaluated the effects on non-HDL-C and other
variables of adding prescription omega-3-acid ethyl esters (P-OM3; Lovaza(TM),
formerly Omacor(R) [Reliant Pharmaceuticals, Inc., Liberty Corner, New Jersey])
to stable statin therapy in patients with persistent hypertriglyceridemia ... At
the end of treatment, the median percent change in non-HDL-C was significantly
greater with P-OM3 plus simvastatin compared with placebo plus simvastatin
(-9.0% vs -2.2%, respectively; P < 0.001). P-OM3 plus simvastatin was associated
with significant reductions in TG (29.5% vs 6.3%) and very-low-density
lipoprotein cholesterol (27.5% vs 7.2%), a significant increase in high-density
lipoprotein cholesterol (HDL-C) (3.4% vs -1.2%), and a significant reduction in
the total cholesterol:HDL-C ratio (9.6% vs 0.7%) (all, P < 0.001 vs placebo) ...
In these adult, mainly white patients with persistent hypertriglyceridemia,
P-OM3 plus simvastatin and dietary counseling improved non-HDL-C and other lipid
and lipoprotein parameters to a greater extent than simvastatin alone"
New opportunities in cardiovascular patient management: a survey of clinical
data on the combination of angiotensin-converting enzyme inhibitors and
angiotensin receptor blockers - Am J Cardiol. 2007 Aug 6;100(3A):45J-52J -
"Angiotensin-converting
enzyme (ACE) inhibitors and angiotensin receptor blockers (ARBs)
differ in their actions on the renin-angiotensin-aldosterone system (RAAS). ACE
inhibitors prevent the formation of angiotensin II, although angiotensin II may
still be generated by alternative pathways. However, ACE inhibitors interrupt
bradykinin breakdown, which in turn potentially enhances nitric oxide and
prostacyclin mechanisms. In contrast, ARBs selectively prevent the binding of
angiotensin II to the angiotensin type 1 (AT(1)) receptor while leaving the
potentially beneficial effects of the AT(2) receptor unaffected. The supposition
is that dual blockade of the RAAS effectively overcomes the harmful effects of
angiotensin II mediated by the AT(1) receptor while offering the additional
effects of the ACE inhibitor"
Angiotensin receptor blockers versus angiotensin-converting enzyme inhibitors:
where do we stand now? - Am J Cardiol. 2007 Aug 6;100(3A):38J-44J -
"Both classes of agent can prevent or reverse
endothelial dysfunction and atherosclerosis, thereby potentially reducing the
risk of cardiovascular events. Such a reduction has been shown with
ACE inhibitors in
patients with coronary artery disease, but no such data are currently available
for ARBs. Both ACE inhibitors and
ARBs have been shown to reduce damage in target organs, such as the heart and
kidney, and to decrease cardiovascular mortality and morbidity in patients with
congestive heart failure"
Rationale for double renin-angiotensin-aldosterone system blockade - Am J
Cardiol. 2007 Aug 6;100(3A):25J-31J - "The clinical
benefits of both
angiotensin-converting enzyme (ACE) inhibitors and
angiotensin receptor blockers (ARBs)
extend beyond blood pressure reduction to encompass tissue-protective effects in
target organs, such as the heart, vasculature, and kidneys, that underlie the
reductions in cardiovascular mortality and morbidity seen in large outcome
trials. However, these effects are achieved by different mechanisms. ACE
inhibitors reduce circulating and tissue angiotensin II levels and potentiate
the beneficial effects of bradykinin, including generation of nitric oxide (NO).
By contrast, the protective effects of ARBs are owing to the blockade of the
angiotensin II type 1 (AT(1)) receptors and possibly also to the stimulation of
angiotensin II type 2 (AT(2)) receptors, again resulting in NO release. In
addition, some ARBs, such as telmisartan, are selective activators of peroxisome
proliferator-activated receptor-gamma (PPAR-gamma), thereby increasing insulin
sensitivity. In contrast to other PPAR-gamma ligands, such as the
thiazolidinediones, activation of this receptor by telmisartan does not result
in weight gain. The complementary mechanisms of action of ACE inhibitors and
ARBs create a rationale for combination therapy in high-risk patients"
Prevention of stroke in patients with hypertension - Am J Cardiol. 2007 Aug
6;100(3A):17J-24J - "In contrast to
angiotensin-converting
enzyme inhibitors, angiotensin II
receptor blockers (ARBs) provide consistent benefits in
stroke protection beyond blood pressure lowering.
The ARB telmisartan has a particularly interesting profile for stroke
management. Selective angiotensin II type 1 receptor blockade and 24-hour blood
pressure control with telmisartan provide the potential for improved stroke
prevention"
Vitamin D intake and breast cancer risk in postmenopausal women: the Iowa
Women's Health Study - Cancer Causes Control. 2007 Sep;18(7):775-82 -
"The adjusted RR of breast
cancer for women consuming >800 IU/day versus <400 IU/day total
vitamin D was 0.89 (95% CI: 0.77-1.03). RRs
were stronger among women with negative than positive ER or PR status. The
association of high vitamin D intake with breast cancer was strongest in the
first 5 years after baseline dietary assessment (RR = 0.66; 95% CI: 0.46-0.94
compared with lowest-intake group), and diminished over time"
Resveratrol Inhibits the Activity of Equine Neutrophil Myeloperoxidase by a
Direct Interaction with the Enzyme - J Agric Food Chem. 2007 Sep 11 -
"Resveratrol is a
polyphenolic antioxidant present in beverage and food known for its multiple
protective effects. We report the inhibitory effects of resveratrol on equine
myeloperoxidase (MPO), a hemic peroxidase present in the granules of the
neutrophils involved in the inflammatory response. Resveratrol inhibited the
production of reactive oxygen species (ROS) by stimulated equine neutrophils by
acting as a direct scavenger of the ROS released by the cells but did not modify
the degranulation of the stimulated neutrophils as the amounts of released MPO
were unchanged. Resveratrol strongly inhibited the chlorination, oxidation, and
nitration activities of MPO in a dose-dependent manner"
Health Focus (Memory
Loss):
-
Age-Associated Mental Impairment - Life Extension Magazine
-
Caffeine May Help Women's Memory - WebMD, 8/6/07 -
"Women who reported drinking at least three cups of
coffee or tea per day at the study's start showed less of a drop in their
test scores during the study, compared with women who reported consuming at
most one daily cup of tea or coffee ... The biggest benefit was seen in the
women's verbal memory"
-
Tea, Chocolate Chemical May Boost Memory - WebMD, 5/30/07 -
"studied epicatechin, which is a type of antioxidant
called a flavonol, in female mice ... The mice that consumed epicatechin did
better at memorizing the maze than the mice that got no epicatechin. The
mice that consumed epicatechin and also ran on their running wheels had the
best results of all"
- Moderate Alcohol
Use May Slow Progression to Dementia - Medscape, 5/21/07 -
"Moderate drinkers with MCI who consumed 1 or fewer drink per day of wine
had a significantly lower rate of progression to dementia than did
abstainers (HR, 0.15"
-
Fish consumption, n-3 fatty acids, and subsequent 5-y cognitive decline in
elderly men: the Zutphen Elderly Study - Am J Clin Nutr. 2007
Apr;85(4):1142-7 - "Fish consumers had significantly
(P = 0.01) less 5-y subsequent cognitive decline than did nonconsumers. A
linear trend was observed for the relation between the intake of EPA+DHA and
cognitive decline (P = 0.01). An average difference of approximately 380
mg/d in EPA+DHA intake was associated with a 1.1-point difference in
cognitive decline" - See Mega Twin EPA at Amazon.com.
-
Plasma n-3 fatty acids and the risk of cognitive decline in older adults:
the Atherosclerosis Risk in Communities Study - Am J Clin Nutr. 2007
Apr;85(4):1103-11 - "Promoting higher intakes of n-3
HUFAs in the diet of hypertensive and dyslipidemic persons may have
substantial benefits in reducing their risk of cognitive decline in the area
of verbal fluency"
-
Folate And B12 May Influence Cognition In Seniors - Science Daily,
2/12/07 - "People with normal vitamin B12 status
performed better if their serum folate was high ... But for people with low
vitamin B12 status, high serum folate was associated with poor performance
on the cognitive test ... For seniors, low vitamin B12 status and high serum
folate was the worst combination" - See
iHerb folic acid
products
and
vitamin B12 at Amazon.com.
-
Folic acid effects two-faced depending on B12 levels, says study - Nutra
USA, 1/31/07 - "In this study of older Americans in
the age of folic acid fortification, we found direct associations between
high serum folate and both anaemia and cognitive impairment in subjects with
low vitamin B12 status ... Among subjects with normal vitamin B12 status, on
the other hand, high serum folate was associated with protection from
cognitive impairment" - See
vitamin B12 at Amazon.com.
-
Effect of 3-year folic acid supplementation on cognitive function in older
adults in the FACIT trial: a randomised, double blind, controlled trial
- Lancet. 2007 Jan 20;369(9557):208-16 - "Folic acid
supplementation for 3 years significantly improved domains of cognitive
function that tend to decline with age"
- Folic Acid Improves
Cognitive Performance in Older Adults - Medscape, 1/19/07 -
"Patients were randomized to either placebo or 800 µg daily of folic acid
for 3 years ... 3 years of treatment with folic acid conferred on
individuals resulted in the performance of someone 4.7 years younger for
memory, 1.7 years younger for sensorimotor speed, 2.1 years younger for
information processing speed, and 1.5 years younger for global cognitive
function"
- See
iHerb
folic acid products.
-
Can Fish Intake Predict Chances Of Developing Dementia? - Science Daily,
1/3/07 - "the participants who reported consuming an
average of about three servings of oily fish a week--equivalent to blood
levels of DHA at 180 milligrams daily--were associated with a significantly
reduced risk of developing dementia of all types, including Alzheimer's
disease. No other fatty acid blood level was independently linked to the
risk of dementia" - See
Jarrow Max DHA at Amazon.com.
-
Higher Level Of Certain Fatty Acid Associated With Lower Dementia Risk -
Science Daily, 11/28/06 - "men and women in the
quartile with the highest DHA levels had a 47 percent lower risk of
developing dementia and 39 percent lower risk of developing Alzheimer's
disease than the other three quartiles with lower DHA levels ... those in
the top quartile of blood DHA levels reported that they ate an average of
.18 grams of DHA a day and an average of three fish servings a week.
Participants in the other quartiles ate substantially less fish"
- See
iHerb
or
Vitacost
DHA products. My favorite is
Jarrow Max DHA at Amazon.com.
- Vegetables May
Help Save Brain's Vigor - WebMD, 10/23/06 -
"All participants had some mental slowdown as they
aged ... But the yearly slowdown was 40% slower for people who ate the most
vegetables -- three or four servings daily -- compared with those who ate
less than one serving daily"
-
Natural Chemical Found In Strawberries Boosts Memory In Healthy Mice -
Science Daily, 10/20/06 - "Fisetin, a naturally
occurring flavonoid commonly found in strawberries and other fruits and
vegetables, stimulates signaling pathways that enhance long-term memory"
- Berries May
Help Keep Brain Sharp - WebMD, 8/24/06 -
"The radiated rats that had eaten the plain chow
performed worst on the maze tests and had the lowest dopamine levels of any
of the rats ... But the berry-eating, radiated rats didn't show those
shortfalls. Their test results were generally comparable to those of rats
that hadn't been radiated"
- Apple Juice
May Boost Memory - WebMD, 8/4/06 -
"consumption of antioxidant-rich foods such as
apples and apple juice can help reduce problems associated with memory loss"
-
Preventive Maintenance For the Brain - WashingtonPost.com, 2/21/06 -
"increased mental activity throughout life appears
to preserve brainpower ... those who exercised the most -- at least three
times a week -- were least likely to develop Alzheimer's disease ... diet
(for brain health, nutritionists suggest a diet low in saturated fats and
rich in vegetables, fruit and fish with omega-3 fatty acids), social life
(an active one is thought to improve immunity and reduce inflammation,
believed to play a role in Alzheimer's) and health problems like diabetes
and heart disease"
- Green Tea May
Do Wonders for the Brain - WebMD, 2/17/06 -
"Those who reported drinking the most green tea were
least likely to show cognitive impairment, based on their test scores ...
Drinking at least two daily cups of green tea was tied to the lowest risk of
cognitive impairment" - See
iHerb
or
Vitacost
green tea products.
- Staying active helps keep
the mind sharp - MSNBC, 1/16/06 -
"healthy people who reported exercising regularly
had a 30 to 40 percent lower risk of dementia"
- Folic Acid to Boost
Memory? - Dr. Weil, 12/13/05 -
"those who took the folic acid had memory scores
equal to people five and a half years younger"
-
Low Vitamin E Serum Levels Correlate With Dementia Risk - Clinical
Psychiatry News, 10/05 - "those individuals in the
bottom tertile of vitamin E plasma levels were at significantly higher risk
not only of being demented (OR 2.6, 95% CI) but also of having impaired
cognitive function (OR 2.2, 95% CI), compared with the highest vitamin E
tertile"
-
Eating Fish Associated with Slower Cognitive Decline - Doctor's Guide,
10/12/05 - "Consuming fish at least once a week was
associated with a 10% per year slower rate of cognitive decline in elderly
people ... consumption of one omega-3 fatty acid in particular,
docosahexaenoic acid (DHA), is important for memory performance in aged
animals" - See
iHerb
or
Vitacost
DHA products. My favorite is
Jarrow Max DHA at Amazon.com.
- Fish Fights
Aging in the Brain - WebMD, 10/10/05 -
"eating fish at least once a week slowed the rate of
mental or cognitive decline in elderly people by 10%-13% per year ...
Researchers attribute the protective effects of fish on the brain to omega-3
fatty acids" - See Mega Twin EPA at Amazon.com
or
Vitacost.
- Obesity at
Midlife Raises Dementia Risk Later - WebMD, 10/10/05 -
"people who were obese at midlife were nearly 2.5
times more likely to develop dementia more than 20 years later than those
who were normal weight ... high blood pressure and total cholesterol levels
at midlife also doubled the risk of dementia in later life ... when a person
had all three of these risk factors at midlife, the risk of dementia or
Alzheimer's disease was six times higher"
-
Fish Consumption and Cognitive Decline With Age in a Large Community Study
- Arch Neurol. 2005;62 - "Compared with a decline
rate in score of –0.100 SU/y among persons who consumed fish less than
weekly, the rate was 10% slower (–0.090 SU/y) among persons who consumed 1
fish meal per week and 13% slower (–0.088 SU/y) among persons who consumed 2
or more fish meals per week"
-
Preserving and Restoring Brain Function
- Life Extension Magazine, 10/05 -
"Clinical trials using small groups of patients with
cognitive decline demonstrated significant improvements with
phosphatidylserine supplementation, especially among patients in the early
-
Leafy Green Vegetables May Help Keep Brains Sharp Through Aging -
Science Daily, 9/26/05 - "men who obtained more
folate in their diets showed significantly less of a decline in verbal
fluency skills over the course of three years than did men with lower
dietary folate intake ... High folate levels, both in the diet and in the
blood, also appeared to be protective against declines in another category
of cognitive skills known as spatial copying"
-
Exercise could build brain cells in elderly, study suggests - USAToday,
9/20/05 - "Older mice that exercised on a running
wheel developed new brain cells and learned a new task more effectively than
older mice that took it easy all day"
- Midlife Obesity
Linked to Late-Life Dementia - WebMD, 4/28/05 -
"For those with an obese BMI (30 or higher) in
middle age, the risk of dementia in old age was 74% higher than for those
with normal BMI. For those who were overweight (BMI of 25-29.9), late-life
dementia risk was 35% higher than those with normal BMI"
-
Fruit and vegetable consumption and cognitive decline in aging women -
Ann Neurol 2005;57:713-720 - "Fruits were not
associated with cognition or cognitive decline. However, total vegetable
intake was significantly associated with less decline. Specifically, on a
global score combining all tests, women in the highest quintile of
cruciferous vegetables declined slower (by 0.04 unit; 95% confidence
interval, 0.003, 0.07; p trend = 0.1) compared with the lowest quintile.
Women consuming the most green leafy vegetables also experienced slower
decline than women consuming the least amount (by 0.05 unit; 95% confidence
interval, 0.02, 0.09; p trend < 0.001). These mean differences were
equivalent to those observed for women about 1 to 2 years apart in age"
-
Preventing Age-Related Cognitive Decline
- Life Extension Magazine, 4/05 -
"Free radicals are a significant culprit,
interfering with energy metabolism, blood flow, and nerve structure and
function. Mitochondrial energy boosters, vitamins, hormones, and other
antioxidants are effective weapons in the war against oxidative stress,
safely enhancing energy production and blood flow, suppressing inflammation,
maintaining the structural integrity of nerve cell components, and
facilitating neuronal activity"
-
Low Fatty Acid Levels, Dementia Associated in Large Study - Clinical
Psychiatry News, 3/05 - "The n-3 fatty acids are an
important component of the neuronal membrane, influencing membrane fluidity
and all the related functions, such as signal transduction and enzyme
function ... Subjects with dementia had the lowest n-3 fatty acid plasma
concentrations ... Subjects with dementia had the highest plasma
concentrations of saturated fatty acids" - See Mega Twin EPA at Amazon.com
or
Vitacost.
-
Cardiovascular Exercise Improves the Aging Brain - Clinical Psychiatry
News, 2/05 -
"Cardiovascular exercise improves cognitive
performance and cortical function in elderly people, and it also appears to
roll back age-related losses in brain volume"
-
Neuropsychology of vitamin B12 deficiency in elderly dementia patients and
control subjects - J Geriatr Psychiatry Neurol. 2005 Mar;18(1):33-38 -
"cobalamin deficiency may cause a reversible
dementia in elderly patients"
- Physical
Activity in Old Age Keeps Mind Sharp - WebMD, 12/28/04 -
"elderly men who decreased the duration or intensity
of their physical activity level over a 10-year period experienced a greater
decline in cognitive skills, such as attention, memory, and language skills,
than men who maintained the intensity of their physical activity"
-
MIT: Magnesium May Reverse Middle-age Memory Loss - Science Daily,
12/27/04 -
"In the cover story of the Dec. 2 issue of Neuron,
MIT researchers report a possible new role for
magnesium: helping maintain memory function in middle age and beyond ...
magnesium helps regulate a key brain receptor important for learning and
memory" - See
iHerb or
Vitacost
magnesium products.
- Memory Loss -
Medscape, 12/7/04 -
"diets high in saturated fats and trans-unsaturated
fats are associated with greater declines in cognitive functioning.[21] The
antioxidants vitamins E and C are thought to reduce risk of Alzheimer's
disease (AD),[22] and folate, vitamins B12 and B6 have been shown to play a
role in cognitive functioning in women.[23-25] Two recent reviews support
the positive influences of a "heart-healthy" diet on reducing risk of
cognitive decline[26] and AD.[27] Foods high in vitamin E, omega-3 fatty
acids, unsaturated fat, and nonhydrogenated fat are the most likely to
reduce risk of cognitive decline"
-
Patients who follow standard preventive health advice may protect themselves
against dementia - Clinical Psychiatry News, 12/04 -
"Eat more veggies ... Eat less saturated fat ...
Turn off the TV ... Keep your brain, body, and social life active"
- Nourishing Your
Noggin - WebMD, 9/22/04 -
"For a long time, people believed that a common
component of vitamin E called alpha tocopherol was most important, but
another form called gamma tocopherol is definitely a protective antioxidant
in brain disorders"
- Walk Away
From Dementia - WebMD, 9/21/04 -
"Those who walked more than 2 miles a day were
nearly half as likely to get dementia as men who walked less than
one-quarter mile a day"
-
Berries Good For Your Memory - Intelihealth, 7/16/04 -
"rats that had blueberry matter added to their diet
at age 15 months -- middle age in the rat world, and the time memory
problems begin -- did much better on memory tests at 19 months (old age in
rats) than same-age rats eating the same diet without blueberries"
-
Homocysteine, folate, and vitamin B-12 in mild cognitive impairment,
Alzheimer disease, and vascular dementia - Am J Clin Nutr. 2004
Jul;80(1):114-22 -
"Subjects in the lowest folate tertile had
significantly higher adjusted odds ratios (ORs) for mild cognitive
impairment ... Hyperhomocysteinemia was significantly associated with
dementia" - See
iHerb or
Vitacost
folic acid products.
-
Memory enhancer named best new ingredient - Functional Foods and
Nutraceuticals, 4/04 -
"Citicoline is a form of choline that helps
replenish the brain with phosphatidylserine ... In a double-blind trial of
84 elderly patients with mild to moderate memory loss, subjects who took
1000mg of citicoline daily for six weeks showed improvement in the
acquisition of new information and its recall and improvement in global
memory efficiency" - See
iHerb
or
Vitacost
citicoline products.
-
Diet May Improve Cognition, Slow Aging, And Help Protect Against Cosmic
Radiation - Intelihealth, 11/10/03 -
"The role of diet in cognitive function is one of
the vastly understudied areas in the neurosciences ... old dogs that were on
an antioxidant diet performed better on a variety of cognitive tests than
dogs that were not on the diet ... aged rats on the blueberry-enriched diet
had lower NF-kappaB levels than aged rats fed a control data ... among the
aged rats, the higher the NF-kappaB levels, the poorer their memory scores"
- Soy Isoflavones May
Improve Cognition in Postmenopausal Women - Healthwell Exchange Daily
News, 10/2/03 -
"Women taking soy
isoflavones had significant improvements
in recall, logical thinking, planning tasks, and attention compared with
women taking a placebo, which translates to better memory and ability to
focus on a particular task"
- Creatine May
Boost Brain Performance - WebMD, 8/13/03 -
"Forty-five vegetarian young adults received either
5 grams of
creatine or a placebo powder for six weeks,
followed by six weeks of no supplementation. The groups were then switched,
and the placebo group received creatine for six weeks and vice versa ... The
researchers found that creatine supplementation gave a "significant,
measurable boost to brain power." In a memory test that asked participants
to recall a string of numbers, people taking creatine recalled an average of
8.5 numbers vs. seven for people not taking the supplement" - See
iHerb or
Vitacost
creatine products.
-
E and C May Give Older Women a Mental Edge - Natural Foods Merchandiser,
8/03 -
"The women who had taken
vitamin C
and E supplements for more than 10 years
scored an average of 1.5 years younger in cognitive function than those not
taking vitamins. The results were even more marked for those with low
dietary vitamin E intake: Women with the lowest 30 percent of dietary
vitamin E intake who did not take supplements tested two years older in
mental function than women who compensated for low dietary intake with
antioxidant supplements"
- Chinese Herb
[Gastrodine (also called gastrodin)/Gastrodia elata] May Treat Vascular
Dementia - WebMD, 6/11/03 -
"Patients who took gastrodine three times a day for
12 weeks did better on tests of mental function and behavior than patients
who took Duxil"
-
Antioxidants May Protect Against Alcohol Damage - Intelihealth, 6/3/03 -
"fed rats a liquid diet containing alcohol for six
weeks ... They found a 66 percent decrease in the number of new cells in
crucial parts of the brain and an increase in cell death of more than 227
percent ... But in rats that also received injections of the
antioxidant
ebselen, the damage to developing cells did not
occur ... The antioxidant ebselen was used because it is known to have
protective effects in the liver and digestive tract and has few side effects
in humans"
-
Cognitive decline and fatty acid composition of erythrocyte membranes -
Am. J. of Clinical Nutr., 4/03 -
"studied the relation between erythrocyte membrane
fatty acid composition and cognitive decline in free-living volunteers ...
Higher proportions of both stearic acid (saturated, 18:0) and total
n-6 polyunsaturated fatty acids
were associated with greater risk of
cognitive decline ... Conversely, a higher
proportion of total
n-3 fatty acids was associated with a
lower risk of cognitive decline"
- Effects of
Obesity Reach Into Brain - WebMD, 3/5/03 -
"obesity works
independently -- as well as in conjunction with other risk factors -- to
cause a decline in thinking ability, especially memory and learning ...
participants may have suffered from heart disease risk factors that were
undetectable 50 years ago ... other social and psychological factors
associated with obesity and overeating, such as depression and anxiety, may
have also affected the decline ... may damage brain function by making it
harder for blood to reach the brain, similar to high blood pressure and
heart disease"
- Alzheimer's
Disease and Dementia: Vitamins Can Help Prevent - WebMD, 2/28/03 -
"High levels of a substance in the blood called
homocysteine tops the list of
potentially new risk factors for
heart disease,
stroke, and now
dementia. A new study suggests that high
homocysteine levels are linked with mental declines associated with
Alzheimer's disease in elderly people ... High homocysteine levels can be
treated very easily with vitamins, including folate,
niacin, and
B-12"
-
HDL Cholesterol Level Linked To Longevity, Cognitive Function - Clinical
Psychiatry News, 2/03 -
"A group of centenarians maintained significantly
higher than normal
HDL cholesterol levels, and within the group the
parameter was strongly correlated with
cognitive function ... The centenarians'
offspring were also significantly healthier than their spouses: They were
half as likely to have diabetes or heart attacks and had significantly lower
blood pressure. No strokes occurred among the offspring ... The presence of
HDL might explain the health and longevity in these families. The serum
concentration of HDL typically declines with age by a mean of 5 mg/dL every
8 years ... Had the decline followed the normal pattern, the centenarians'
HDL would have been about 20 mg/dL. But the actual mean value in the group
was 55 mg/dL"
- See my HDL page for ways to raise it.
- Exercise
Saves Brain Cells - WebMD, 1/29/03 -
"aerobic exercise can help protect brain tissue from
age-related damage and mental decline ... the brain loses an average of 15%
to 25% of its tissue between the ages of 30 and 90 ... exercise decreased
the amount of brain-tissue loss associated with aging"
- Using
Complementary Treatments - PsychiatricTimes.com, 11/15/02 -
"Ginseng is known as
an adaptogen. Animal studies report a reversal of scopolamine-induced memory
deficits in rats, an increase in acetylcholine uptake and improved learning
performance. In humans, two randomized, controlled trials reported some
improvement in cognitive function over eight and 12 weeks of ginseng use.
Another study, looking specifically at 50 elderly subjects, reported
improvement over baseline measures ... Research has shown
huperzine A to be a selective and
reversible inhibitor of acetylcholinesterase. It also has been shown to
lessen neuronal toxicity caused by glutamate. Initial small investigations
reported improvement in cognitive functions of subjects with AD ...
Phosphatidylserine is active at cell membranes,
including synaptic membrane zones. Partial improvement of learning and
recall capacity was noted in subjects with age-related cognitive decline"
-
The Bias is Overwhelming
- Vitacost, 8/21/02 - "It is rather appalling that
the news media has been giving so much attention to this ridiculously short
term negative study on
ginkgo. It is even more appalling that some
media sources come up with catchy phrases like “Forget the ginkgo”. Six
weeks is not enough time for any supplement or drug to work when it comes to
memory"
- An Indian Spice for
Alzheimer’s? - Dr. Weil, 6/12/02 -
"Curcumin blocked
the accumulation of beta-amaloid plaque and also appeared to reduce
inflammation related to
Alzheimer’s disease in neurologic tissue.
The rats fed curcumin also performed better on memory tests than rats on
normal diets ... Researchers at the University of Illinois have also found
that it helps prevent plaque formation. And preliminary studies at
Vanderbilt University suggest that curcumin may block the progression of
multiple sclerosis ... only low dose curcumin
reduced plaque in the Alzheimer’s disease studies ... Turmeric appears to
have significant
anti-inflammatory and
cancer-protective effects as well"
- Active Life
Keeps Brain Healthy - WebMD, 5/21/02 -
"An active lifestyle -- even if begun only in middle
age -- spurs brain-cell growth and lowers risk of
Alzheimer's disease ... In another study
published in the same issue of the Annals of Neurology, researchers find
that a particular chemical in the blood may be linked to Alzheimer's and
other dementing diseases ... The chemical is called hs-CRP. It is a sign of
inflammation -- the body's protective
response to injury or infection" - See my
inflammation page for natural ways to
reduce it.
- Nutrition
Affects Thinking in Elderly - WebMD, 4/25/02 -
"In this study of healthy elderly people, higher
concentrations of
folic acid and vitamin B-12 were
associated with increased memory and thinking ability"
- Caffeine
Sharpens the Mind - WebMD, 12/20/01 -
"The researchers looked at 40 people over 65 and
tested their memory in the morning and again in the afternoon a few days
later. Each time, they drank a 12 oz. cup of coffee before going through a
series of memory tests. Some drank decaffeinated coffee and some had the
real thing but were not told which one they were getting ... those who drank
decaffeinated coffee "showed a significant decline in memory performance
from morning to afternoon," Ryan says. Those who drank the caffeine had no
fall in their memory test scores"
- Memory
vitamins - Life Extension Magazine, 9/01 -
"Folate and vitamin B12 work together to enhance cognition"
- It
is Never Too Late to Regenerate Your Brain - Life Extension Magazine,
6/01 -
"Lower your stress, lower your
cortisol levels and it is likely that your
brain can regenerate its powers to learn and remember"
- Alzheimer's Disease May
Be Linked to Deficiencies in Vitamin B12 or Folate - Doctor's Guide,
5/8/01 -
"Study authors theorized that vitamin B12 or folate
deficiencies affect Alzheimer's disease by influencing neurotransmitters or
the levels of the amino acid homocysteine in the body. Either vitamin B12 or
folate deficiency can increase homocysteine levels. Homocysteine has a
neurotoxic effect that could lead to cell death or neurological conditions
such as Alzheimer's disease"
- Folic Acid May
Reduce Age-Related Memory Problems - WebMD, 4/27/01 -
"High homocysteine levels were independently
associated with poor performance on the memory tests, as were low levels of
the vitamin folic acid. Folic acid, or folate, has been shown to
significantly lower homocysteine levels ... a cocktail of three vitamin
supplements -- folic acid, B12, and B6 -- can dramatically lower
homocysteine levels, even in those who get the recommended levels of the
vitamins in their diets ... Homocysteine levels naturally increase as you
age ... Jacobsen, 62, recommends taking 400-800 mcg of folic acid every day
and 25-100 mg of vitamin B6. He says it is not clear if B12 supplementation
is beneficial in younger people, but it does appear to benefit those over
50. He takes 500 mcg of B12 each day"
- Exercise Shown
to Help Keep Elderly Minds More Alert - WebMD, 4/10/01 -
"after taking into consideration factors such as
age, sex, and level of education, people who engaged in all levels of
physical activity from low to high had lower risks for thinking impairment,
and were also less likely to have Alzheimer's disease or other forms of
dementia"
Memory and Hypertension:
-
Some Hypertension Drugs May Help Reduce Dementia Risk - Science Daily,
5507 -
"Centrally acting drugs include captropril
(Capoten®), fosinopril (Monopril®), lisinopril (Prinivil® or Zestri®),
perindopril (Aceon®), ramipril (Altace®) and trandolapril (Mavik®) ... The
study found a link between taking centrally active ACE inhibitors and lower
rates of mental decline as measured by the Modified Mini-Mental State Exam,
a test that evaluates memory, language, abstract reasoning and other
cognitive functions"
-
Elderly Blood Pressure Variability Affects Cognitive Function - Doctor's
Guide, 5/26/06 - "study suggested that lowering the
systolic BP by 20 mm Hg or diastolic blood pressure by 10 mm Hg would have a
considerable beneficial effect on the preservation of cognitive abilities in
the whole population"
- Senior Moment?
Check Blood Pressure - WebMD, 5/17/06 -
"the greater the numeric differences in blood
pressure readings during the day, the greater the risk of cognitive
dysfunction"
-
Sustained Blood Pressure Treatment Lowers Dementia Risk In Elderly -
Science Daily, 4/10/06 - "each year of treatment
reduced the risk of developing dementia during the follow-up period by about
3 percent. Compared with men who were never treated for hypertension, the
risk of developing dementia during the follow-up period was: ... 60 percent
lower in those treated more than 12 years -- similar to the risk in a
control group of 446 men with normal blood pressure"
-
Uncontrolled High Blood Pressure Means More Cognitive Problems in Old Age
- Doctor's Guide, 12/5/05
-
Hypertension Control May Lower Risk of Dementia - Clinical Psychiatry
News, 10/13/05 - "effective antihypertensive therapy
may reduce cognitive decline in these patients"
- Brain May
Benefit by Lowering Blood Pressure - WebMD, 9/7/05 -
"lowering blood pressure may halt or slow the
progression of brain abnormalities called white matter hyperintensities
(WMH) ... WMH may be accompanied by dementia, depression, and trouble with
walking"
-
High Blood Pressure Related Decline in Cognitive Function Affects Adults
Young and Old - Doctor's Guide, 10/5/04 -
"To the extent that BP (blood
pressure) effects on cognition are not reversible, it is important to
prevent an increase in BP levels as early as possible in the life cycle"
- Hypertension Linked
to Cognitive Decline at All Ages - Medscape, 10/4/04
- High Blood
Pressure and the Elderly Mind - WebMD, 10/30/03
- High Blood
Pressure Causes Memory Lapse? - WebMD, 9/23/03 -
"some short-term memory lapses often attributed to
aging may actually result from having high blood pressure"
-
Perindopril/Indapamide Therapy May Help Reduce Dementia Risk In Patients
With Cerebrovascular Disease - Doctor's Guide, 6/16/03
-
Low Blood Pressure and Risk of Dementia in the Kungsholmen Project: A 6-Year
Follow-up Study - Archives of Neurology, 2/03 -
"Subjects with very
high systolic pressure (>180 vs 141-180 mm Hg) had an adjusted relative
risk of 1.5 (95% confidence interval [CI], 1.0-2.3; P = .07) for
Alzheimer disease, and 1.6 (95% CI,
1.1-2.2) for dementia ... high diastolic pressure (>90 mm Hg) was not
associated with dementia incidence, whereas extremely low diastolic pressure
(65 vs 66-90 mm Hg) produced an adjusted relative risk of 1.7 (95% CI,
1.1-2.4) for Alzheimer disease and 1.5 (95% CI, 1.0-2.1; P = .03) for
dementia"
-
Blood Pressure Linked To Cognitive Performance In Elderly Men - Doctor's
Guide, 2/11/03 -
"Diastolic
blood pressure at 68 years of age showed
an inverse relationship to men's performance on verbal, spatial and speed
assessments when tested at 81 years ... systolic blood pressure at 68 years
showed an inverse relationship with spatial performance"
-
BP Lowering May Halt Descent Into Dementia - Clinical Psychiatry News,
12/02 -
"Dr. Hansson served as cochair of SCOPE, a 15-nation
study in which 4,937 mildly
hypertensive patients aged 70-89 were
randomized to the
angiotensin-receptor blocker candesartan or
diuretic-based therapy.
Serial Mini-Mental Status Exams (MMSEs) conducted during more than 18,000
patient-years of follow-up demonstrated that among individuals with a
baseline MMSE of 24-28—indicative of normal to slightly impaired cognitive
function—those in the candesartan arm had a mean 0.5-point decline in MMSE
scores during follow-up, compared with a 6-point drop in those on a
diuretic. The cognitive benefit was even more pronounced in patients over
age 85"
-
Blood Pressure Medication Preserves Cognitive Function In Older
African-Americans - Doctor's Guide, 10/14/02
- Blood Pressure
Meds Help Heart and Mind - WebMD, 10/14/02
-
Blood Pressure Drugs Keep Brain Healthy - KGTV.com, 10/14/02 -
"the continuous use of medications to lower
blood pressure reduced the risk of memory
loss by more than one-third"
-
Hypertension May Signal Vascular Dementia For Some In Later Life -
Doctor's Guide, 5/7/02
- Lowering High
Blood Pressure Can Reverse Some Dementia in the Elderly, Improves Memory and
Thinking Limited by Vascular Dementia - WebMD, 5/18/01 -
"At 12 weeks, both thinking and memory improved by
15% to 40%, and there were similar improvements in gait and other movements,
says Jacobson. These improvements were still present at six months"
- Blood Pressure Control
Improves Cognitive Function In Hypertensive Patients - Doctor's Guide,
5/17/01 -
"When the tests were repeated at 12 and 24 weeks,
patients averaged a 15-40 percent improvement in the areas of executive
function, memory, concentration and information processing, as well as
spatial skills and some motor function"
- Short-term Cognition
Improves With Seroquel (Quetiapine Fumarate) for Schizophrenia or
Schizoaffective Disorder - Doctor's Guide, 5/8/01
- Cognitive Effects Seen
With Mild Hypertension - Doctor's Guide, 2/19/01 -
"But even in these young, high functioning, mild
hypertensives you can find differences and deficits in cognitive function of
about 4 Intelligence Quotient (IQ) points."
-
Dementia Protection Of Anti-Hypertensive Medication Underestimated -
Doctor's Guide, 1/23/01
- Lower Blood
Pressure Means Less Chance of Dementia, Study Finds Thinking Skills Fall in
People With High BP - WebMD, 12/14/00
- High blood pressure,
cholesterol and weight increase dementia risk - Doctor's Guide, 5/2/00
- High Blood Pressure
Linked To Mental Decline - Doctor's Guide, 11/10/98
- Antihypertensive Drugs
May Lower Risk Of Dementia - Doctor's Guide, 10/23/98
- High Blood Pressure Could
Mean Greater Risk Of Dementia - Doctor's Guide, 3/19/98
- High Blood Pressure
Speeds Brain Shrinkage And Memory Loss In Elderly - Doctor's Guide,
7/7/97
-
Research: Hypertension speeds up brain aging, shrinkage - CNN, 7/7/00 -
"High blood pressure really is making their brains smaller and affecting
their ability to function"
Other Memory Loss News:
-
ACE Inhibitors May Protect Against Mental Decline - Clinical Psychiatry
News, 8/07 - "The group of patients on an
antihypertensive other than an ACE inhibitor had a mean decline in exam
scores of 0.64 points per year. Those on an ACE inhibitor had a mean decline
of 0.38 points per year ... It is thought that some ACE inhibitors protect
from dementia and mental decline by decreasing oxidative stress and
inflammation in the brain"
-
Sleep Strengthens Your Memory - Science Daily, 4/24/07
-
High-normal Uric Acid Linked With Mild Cognitive Impairment In The Elderly
- Science Daily, 1/3/07 - "older people with serum
(blood) uric-acid levels in the high end of the normal range are more likely
to process information slowly and experience failures of verbal and working
memory ... Higher levels of uric acid are linked with known risk factors for
dementia, including high blood pressure, atherosclerosis, Type 2 diabetes
and the "metabolic syndrome" of abdominal obesity and insulin resistance"
- Virus may affect memory
years later - MSNBC, 10/23/06 -
"A family of viruses that cause a range of ills from
the common cold to polio may be able to infect the brain and cause steady
damage"
-
Is Cholesterol a Memory Thief? - Geriatrics and Aging, Volume 9, Number
7, JulyAugust 2006, Pages 484-490 - "Emerging data
indicate that circulating cholesterol levels may influence progression of
the dementing disorder. A recent pilot, proof-of-concept, placebo-controlled
clinical trial suggests that the cholesterol-lowering medication
atorva-statin provides benefit in treating mild-to-moderate AD. Although not
approved for the treatment of AD, statin therapy might be considered in the
setting of elevated cholesterol levels--even when LDL/HDL ratios are
acceptable"
-
Insulin Sensitizers Cut Cognitive Decline in AD - Clinical Psychiatry
News, 4/06 - "There is a critical relationship
between insulin resistance and key aspects of brain function ... patients
taking rosiglitazone
performed significantly better than those taking placebo on a delayed memory
task (the Buschke Selective Reminding Test)" - See
OffshoreRx1.com.
-
Less Cognitive Impairment Seen in Women Taking Drug for Osteoporosis -
Doctor's Guide, 4/7/05 - "The drug,
raloxifene,
modulates the activity of the hormone estrogen ... the 120 mg dose conferred
a 33% lower risk of developing mild cognitive impairment when compared with
the 60 mg dose and with placebo. The 60 mg dose offered no apparent
prevention of cognitive impairment. While researchers also observed a
reduced risk of developing Alzheimer's disease, that reduction was of
borderline statistical significance"
- Homocysteine and
cognitive function - Medscape, 3/25/05 -
"Higher
homocysteine levels were associated
with worse function across a broad range of cognitive domains, and the
magnitude of the associations was large. The data suggest that homocysteine
may be a potentially important modifiable cause of cognitive dysfunction"
- Healthy Midlife
Heart Lowers Dementia Risk - WebMD, 1/24/05 -
"Middle-aged people with high blood pressure, high
cholesterol, and diabetes are 20%-40% more likely to develop dementia in old
age"
-
CV Risk Factors May Be Bad for Brain, as Well as Heart - Clinical
Psychiatry News, 12/04 -
"Dyslipidemia, obesity, and hypertension aren't just
bad for the heart. They're bad for the brain, too ... women in the highest
versus the lowest quintiles for HDL were 2 years younger. … Simple lifestyle
changes that increase HDL cholesterol may have a substantial health impact"
- Metabolic
Syndrome Can Reduce Mental Function - WebMD, 11/9/04 -
"those with metabolic
syndrome were 20% more likely to develop a decline in mental function
compared with a group of elderly people without metabolic syndrome"
-
Metabolic Syndrome Associated with Cognitive Decline in Elderly Persons
- Doctor's Guide, 11/9/04 -
"persons with the
metabolic syndrome (n = 1016) were 20
percent more likely to develop cognitive impairment ... Those with both
metabolic syndrome and high
inflammation (n = 348) were 66 percent
more likely to have cognitive impairment than those without the metabolic
syndrome"
-
High-fat Diets Hammer Memory, More Than A Waistline Worry - Science
Daily, 11/3/04 -
"the mice on the high-fat and high-fat, high-sugar
diets could not learn and remember the maze as well as those on the other
diets"
- Low
Testosterone Linked With Memory Loss - WebMD, 10/27/04
-
Testosterone Deprivation Makes Men Forget - Science Daily, 10/22/04 -
"word retention drops sharply after only two minutes
among men undergoing testosterone deprivation therapy"
-
Specific Type of Cognition Improves with Hormone Replacement in
Postmenopausal Women - Doctor's Guide, 6/24/03 -
"The
oestrogen therapy
had no effect on overall verbal recall; however, it reduced perseverative
errors -- the repetition of words already recalled -- by almost half.
Perseveration is an important part of verbal learning, representing either
inability to inhibit a previously stated response or true forgetting that a
response was already given"
- Alzheimer's,
Dementia Not Inevitable With Age - WebMD, 2/11/03 -
"In their study, fully one-half of the 111
nonagenarians -- people 90-99 years old -- had no signs of clinically
measurable memory loss, while another 12% had only mild cognitive
impairment. Only about one in three had
dementia ... One of the things that
struck me is that most of the people we studied who lived into their 90s --
whether or not they had dementia -- had at least one parent who lived into
their 80s or 90s ... And while some were obese, the vast majority of the
study participants and those who had no signs of memory loss were thin"
-
High Blood Sugar Linked To Lost Memory - Intelihealth, 2/4/03
-
Statin Therapy Does Not Slow Cognitive Decline - Clinical Psychiatry
News, 1/03 -
"pravastatin showed no effect at all on cognition in
PROSPER. Similarly, simvastatin exerted no impact upon cognitive decline in
the earlier 20,536-patient randomized double-blind Heart Protection Study
... It might be better to look at the use of
antihypertensives
in the elderly to prevent cognitive decline”
based upon accumulating extremely promising clinical trials data on that
score ... Prior statin trials in middle-aged patients have shown stroke
prevention but not until after 5-6 years of treatment"
- Statins May
Preserve Brain Power - WebMD, 3/18/02 -
"The study also found that statin use was associated
with a lower risk of memory problems or dementia, regardless of total
cholesterol level. The authors say more research is needed to understand
exactly how statins seem to protect the brain, but they suspect that the
drugs may work by improving muscle function and reducing inflammation"
-
Endogenous Estradiol in Elderly Individuals: Cognitive and Noncognitive
Associations - Archives of Neurology, 3/02 -
"Lower E2 [estradiol] levels are correlated with
poor cognitive, behavioral, and functional status in older individuals"
-
Moderate Alcohol Use By Seniors May Curb Cognitive Impairment - Doctor's
Guide, 1/15/02
- Estrogen Patch May
Improve Memory for Women with Alzheimer's - Doctor's Guide, 8/27/01
- Estrogen Patch
Found to Improve Memory - WebMD, 8/27/01 -
"after two months of wearing an estrogen patch,
postmenopausal women with mild to moderate Alzheimer's disease showed some
improvement in both memory and thinking ability"
- Older Women Who
Keep Active Have Lower Risk for Mental Decline - WebMD, 5/9/01 -
"women who walked the most were the least likely to
suffer a decline in thought processes and that there was a direct
relationship between activity and mental function: As the amount of walking
or calories burned per week rose, the risk for loss of mental abilities
declined"
-
Cholesterol drug may prevent Alzheimer's - CNN, 5/1/01 -
"What we found was that patients taking
statins have a 60 to 70 percent reduction in
the risk of Alzheimer's disease"
- Decreased Memory After
Age 60 Linked To High Homocysteine Levels - Doctor's Guide, 4/26/01 -
"High circulating levels of
homocysteine, especially with
increasing age, have been associated with cognitive impairment. In recent
studies, Alzheimer disease and dementia after multiple strokes have been
linked to extremely high serum homocysteine concentrations ... The
folate status of the participants was an
important consideration because folate has been shown to significantly
modify homocysteine levels"
-
Researchers Find Link For Estrogen's Power To Protect The Brain -
Intelihealth, 4/12/01 -
"Dubal used female rats whose ovaries were
surgically removed - thereby eliminating estradiol production - and induced
strokes in the animals by blocking an artery carrying blood to the brain.
The rats given supplemental estrogen had far less brain damage than those
from whom the hormone supplement was withheld"
- Don't Chalk
Forgetfulness Up to Normal Aging, Memory Loss May Really Be a Sign of Early
Alzheimer's - WebMD, 3/14/01 -
"older people who have repeated memory lapses may
actually have an early form of Alzheimer's disease, even if they do not have
the dementia characteristic of the disease"
- Scientists Can
Make Mice Smarter -- Are We Next? - WebMD, 3/8/01 -
"A complex chain of enzymes in the brain normally
limits the amount of memories that can be stored ... Removing these
inhibitory constraints can enhance ... learning and can lead to an
improvement in certain aspects of memory storage ... Combined with earlier
studies, our work clearly shows that calcineurin is involved in learning and
memory ... behavioral changes related to learning involve strengthening the
connections between nerve cells rather than changing the way nerve cells are
hard-wired together"
- Male Brains
Need Estrogen for Good Memory - WebMD, 11/7/00
- Estrogen Therapy May
Help Prevent Memory Decline In Elderly Women - Doctor's Guide, 10/11/00
- Male Hormone
May Improve Some Memory For Women - WebMD, 8/24/00
- Estrogen Replacement May
Stimulate Blood Flow To The Brain, Improve Memory - Doctor's Guide,
6/28/00
-
Neuroscience finds foggy link between depression and memory loss - CNN,
4/18/00
- Social and
Intellectual Stimulation May Prevent Memory Loss - WebMD, 4/13/00
- Possible Link Found
Between Tamoxifen, Memory Loss - Doctor's Guide, 10/15/99
- Some SSRIs May Impair
Vigilance And Long-Term Memory - Doctor's Guide, 9/27/99
- Smoking Doubles Risk Of
Dementia And Alzheimer's Disease - Doctor's Guide, 6/19/98
- Estrogen Replacement May
Help Slow Decline In Memory - Doctor's Guide, 12/22/97
- Study Links Between
Calcium Blockers And Brain Damage, Memory Loss - Doctor's Guide, 12/2/97
- Effects Of Dopamine-Like
Drug Enhances Short-Term Memory, Up To A Point - Doctor's Guide,
11/21/97
- New Study Finds Substance
That Helps Working Memory Work Better - Doctor's Guide, 6/10/97
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