February 2009 Issue
Research Roundup February 2009
Beta-alanine supplements may improve muscle endurance in older men and women. Researchers in England gave 2.4 grams of beta-alanine a day to 12 older men and women; they gave placebos to 14 others. After 90 days, those who took beta-alanine saw a 67% improvement in their fitness compared to a 22% improvement in the placebo group. Beta-alanine is an amino acid supplement widely used by athletes and body builders, but this research suggests it could help prevent falls and prolong independent living among older men and women.
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