Sure, having a head-pounding hangover can take a toll on your next-day activities. But drinking can also affect your performance in less obvious ways: Drinking has also been shown to interfere with your sleep quality, which can further contribute to an overall feeling of sluggishness and cause you to slack off during your workout.
But that doesn’t mean you need to turn into a teetotaler: Researchers from the University of Florida found that a moderate amount of alcohol, or about two drinks, doesn’t affect exercise performance. So, go ahead, have a drink—but think twice before ordering another round.
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