Less Sleep May Lower Testosterone

Poor Sleep Tied to Declining Testosterone Levels Among Older Men WebMD 4/2/07 "results showed that the amount of sleep the men got was a significantly related to the amount of testosterone in morning blood samples. The more sleep the men got, the higher their testosterone level, and those with less sleep had lower testosterone levels (the range of sleep was four hours to eight hours with an average of six hours)..."

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Low testosterone in men may be diabetes risk factor

Low to normal range (of testosterone) are much more likely to have diabetes Reuters/Yahoo!News 2/20/07 ""Low testosterone levels are common among men with diabetes and there is growing evidence that low testosterone may be a risk factor for developing diabetes," Dr. Elizabeth Selvin from Johns Hopkins...data from 1,413 men 20 years or older ...After the influence of age, race and obesity was factored in, men with the lowest levels of testosterone were four times more likely to have diabetes than men with the highest levels. Similar results were found when only the bioavailable testosterone was measured...The association persisted even after men with low total or free testosterone levels were excluded, suggesting, the researchers say, that the association is not entirely driven by failure to produce enough testosterone...the hypothesis that male hormones directly influence sugar metabolism and the development of insulin resistance, which is seen just before diabetes occurs, independent of the effects of obesity"

The best way to prevent type II diabetes and fight it if you have it? Lots of exercise.

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