Answer:
Water is very useful component of our diet because blood plasma comprises 91% of water. Water comprises 75% of muscle weight and 70% of body weight. It is important for secretion of waste products, it regulates body temperature, our body loses approximately 2% of our body weight or water per day. We compensate this loss of water by drinking water and by taking food. It also functions as a lubricant and keeps the skin moist and protect our body from shock. 20% of water intake comes from food and remaining water drinking water.
During sportsman performance, body needs proper water in body, hence it is necessary to take the water or fluid intake pre, during and post competition.
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