Recent Longevity News for the seven days ending 1/28/04:

More Carbs, Less Weight - HealthDay, 1/26/04 - "assigned to one of three 12-week programs ... They were told they could eat as much as they wanted ... Participants in the low-fat, high-carb groups lost weight and those who exercised lost even more. The average weight loss was almost 11 pounds" - [Abstract]

Growth Hormone Stimulates Healing, Regeneration - Physician's Weekly, 1/26/04 - "it may also activate a gene critical in enabling the body's tissues to heal and regenerate. The findings of the study may provide clues to explain why people age"

Alzheimer's Risk in Men Tied to Low Testosterone - HealthDay, 1/26/04 - "researchers found a 26 percent decrease in the risk of Alzheimer's for every 50 percent increase in the amount of free testosterone measured in the blood ... sex hormone-binding globulin, which is a protein that transports testosterone and estradiol in the blood, was significantly higher in men and women with Alzheimer's disease"

• Replenish Testosterone Naturally - Life Extension Magazine, 1/00 - "Recent European research has identified constituents of nettle root that bind to SHBG in place of testosterone, thus reducing SHBG's binding of free testosterone"

Blood Test Identifies Poor Dieters - Physician's Weekly, 1/26/04 - "patients with higher levels of leptin and insulin in their blood were less likely to consistently maintain weight loss programs"

Statins May Help Prevent Bone Fractures - WebMD, 1/26/04 - "statin users had a 38%-81% lower risk of hip bone fractures and a 5%-51% lower risk of nonspinal fractures ... statin use was associated with a 57% reduction in the number of hip fractures reported and a 31% reduction in nonspinal fractures"

Diet, lifestyle may lower colon cancer risk - MSNBC, 1/23/04 - "One prime suspect now is insulin resistance. In this condition, higher levels of insulin circulate because the body is less responsive to it. Insulin and related growth factors seem to change cell processes in ways that promote the development of cancer"

Blood Pressure Drugs Differ in Female Sex Effects - Medline Plus, 1/22/04 - "Some types of blood pressure drugs seem worse than others and some, known as angiotensin II antagonists, may actually improve sexual function ... Diovan was associated with significantly improved scores for items related to sexual interest/desire, changes in sexual behavior in response to partner asking for sexual relations, and sexual fantasies"

Hormones for Perimenopausal and Postmenopausal Depression - Psychiatric Times, 1/04 - "Estrogen inhibits MAO, thereby diminishing the degradation of norepinephrine and serotonin and thus increasing their activity, while progesterone has the reverse impact on MAO"

Advanced Treatment of Major Depression - PowerPak.com, (CME course), exp. 12/15/06

Abstracts from this week's Doctor's Guide Nutrition/Dietetics:

Effects of an Ad Libitum Low-Fat, High-Carbohydrate Diet on Body Weight, Body Composition, and Fat Distribution in Older Men and Women - Arch Intern Med. 2004;164:210-217 - "A high-carbohydrate diet consumed ad libitum, with no attempt at energy restriction or change in energy intake, results in losses of body weight and body fat in older men and women"

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