Amino Acid Leucine No Aid to Muscle Recovery NORMAN, Okla.—Adding leucine to a pre- and post-exercise carbohydrate beverage does not provide benefit on muscle recovery after resistance exercise, according to a new study (J Strength Cond Res. 2010;24(8):2211-19. DOI: 10.1519/JSC.0b013e3181dc3a10). Leucine is an essential amino acid that plays a role in muscle protein synthesis. Researchers [...]

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