The Importance of Fluid Replacement

        Keeping hydrated is very crucial for an athlete’s performance on the field of play. If an athlete does not keep replacing his or her fluids consistently, the undesired effects of dehydration will appear. Athletes with mild dehydration of 1% to 2% of body weight will start losing physiologic function and a drop in performance. Dehydration of greater than 3% of body weight will further disrupt physiologic function and increases the risk of developing an exertional heat illness such as heat cramps, heat exhaustion, or heat stroke, which can lead to death. A coach of a collegiate athletic team should know the dangers of dehydration and have a decent knowledge of fluid replacement in order to maintain the physical condition of the athletes and to enhance individual performances. What are the important facts that a coach should know regarding fluid replacement in order to optimize his or her athletes’ performances?

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        First and most importantly, a hydration protocol should be established for his or her athletes. This should include a rehydration strategy that takes into consideration the athletes’ sweat rate, sports dynamics, environmental factors, acclimatization state, exercise duration, exercise intensity, and individual preferences. Making sure the athletes are aware of their hydration status will encourage them to drink more fluids at appropriate times. But in order for them to be able to consume more fluids, these fluids must be easily accessible. Without having access to fluids, the athletes cannot hydrate themselves. It is the responsibility of the coach to make sure ...

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