Exercise and Sport Sciences Reviews

Skip Navigation LinksHome > July 2007 - Volume 35 - Issue 3 > Caffeine, Fluid-Electrolyte Balance, Temperature Regulation,...
Exercise & Sport Sciences Reviews:
doi: 10.1097/jes.0b013e3180a02cc1

Caffeine, Fluid-Electrolyte Balance, Temperature Regulation, and Exercise-Heat Tolerance

Armstrong, Lawrence E.; Casa, Douglas J.; Maresh, Carl M.; Ganio, Matthew S.

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Dietitians, exercise physiologists, athletic trainers, and other sports medicine personnel commonly recommend that exercising adults and athletes refrain from caffeine use because it is a diuretic, and it may exacerbate dehydration and hyperthermia. This review, contrary to popular beliefs, proposes that caffeine consumption does not result in the following: (a) water-electrolyte imbalances or hyperthermia and (b) reduced exercise-heat tolerance.

©2007 The American College of Sports Medicine


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