Getting extra sleep improves the athletic performance of collegiate football players

Football players' sprint times improved significantly after seven to eight weeks of sleep extension. Average sprint time in the 20-yard shuttle improved from 4.71 seconds to 4.61 seconds, and average 40-yard dash time decreased from 4.99 seconds to 4.89 seconds. Daytime sleepiness and fatigue also decreased significantly, while vigor scores significantly improved. Participants were seven healthy students on the Stanford football team. Results support previous research involving students who compete in other sports.

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