1. Keep the body water balance: During a lot of exercise, the body will lose a lot of water, and sports drinks can help replenish the water needed by the body and keep the body water balance.
2. Replenish electrolyte: A lot of exercise will lead to the loss of electrolyte. Electrolyte is a chemical substance necessary for the normal function of cells, tissues and organs in the body. Sports drinks contain a proper amount of electrolyte, which can help the body maintain a normal electrolyte balance.
3. Supplement carbohydrates: Sports drinks contain proper amount of carbohydrates, which can provide necessary energy for the body and delay fatigue.
4. Help the body absorb and utilize nutrients: Sports drinks contain a certain amount of minerals and vitamins, which can help the body absorb and utilize nutrients better.
In a word, sports drinks can help athletes replenish enough water and energy, maintain proper water-electrolyte balance, and help athletes maintain a stable state of exercise and good health.