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The Effects Of Caffeine On Early Second Half Sprint Performance In Ncaa Diii Women’S Soccer Players, David J. Granniss, Jessica W. Chow, Daniel A. Jaffe, Kristin M. Cannon, Jessica C. Brown, Deborah Vanlangen, Charity A. Byrum
The Effects Of Caffeine On Early Second Half Sprint Performance In Ncaa Diii Women’S Soccer Players, David J. Granniss, Jessica W. Chow, Daniel A. Jaffe, Kristin M. Cannon, Jessica C. Brown, Deborah Vanlangen, Charity A. Byrum
Department of Exercise Science Faculty Publications
Objective
The purpose of this study was to examine the effects of caffeine on early second half sprint performance in 21 NCAA DIII women’s soccer players. The caffeine dosage attempted to approximate a liquid dosage many student athletes typically consume.
Design
In a randomized double blind repeated measures design, subjects began the protocol after ingestion of caplets containing 3 mg.kg-1 of caffeine (CAF) and after ingestion of placebo (PLA) caplets. Pre-game, warm-up, and first half conditions were designed to maximize external validity.
Methods
An adapted version of the Loughborough Intermittent Shuttle Test was applied to replicate first …