Alcohol Consumption - Possible Protective Factors: Alzheimers


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Alcohol consumption


Epidemiological studies have found evidence that moderate alcohol consumption reduces risk for Alzheimer's disease. A 2003 study in the Journal of the American Medical Association, for example, found that people over age 65 who drank up to one alcoholic beverage a day had about half the risk of Alzheimer's disease as nondrinkers. And a study reported in 2005 by researchers in New York found that resveratrol, a compound in red wine, broke down beta-amyloid in the laboratory — suggesting that red wine in particular may be protective. But further study is needed. In the meantime, experts do not recommend drinking alcohol to fend off Alzheimer's disease. If you do drink, limit your consumption to two drinks a day for men and one drink for women. Heavy drinkers in the JAMA study cited above had a 22% higher risk than the nondrinkers.

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Last updated: January 23, 2007

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