Magazine article Work & Family Life

French, U.S. Research Reports Benefits of Selenium

Magazine article Work & Family Life

French, U.S. Research Reports Benefits of Selenium

Article excerpt

Two new studies conducted by researchers at the Indiana University School of Medicine and the Medical Research and Health French National Institute have reported that the antioxidant mineral selenium could play an important role in protecting the aging brain from cognitive decline. The studies were published in the "American Journal of Epidemiology" and "Epidemiology."

The Indiana study looked at selenium levels in the blood and nails of 2,000 elderly Chinese participants. Those with the highest levels of selenium scored the equivalent of 10 years "younger" on a battery of cognitive tests than those with the lowest levels. In fact, as selenium levels dropped, cognitive scores followed in a smooth line when charted, according to Sujuan Gao, M.D., lead author of the Indiana study.

The French research included 1,389 participants from ages 60 to 71 whose cognitive function and blood levels of selenium were tested at baseline, two years later, and again after nine years. …

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