Water is essential for life and is especially important for athletes who engage in sweaty physical activities. Sweating is the body's way of cooling down, but it also causes fluid loss, which can affect performance and health. Dehydration can lead to fatigue, cramps, headaches, dizziness, nausea and even heat stroke. Therefore, drinking adequate amounts of water before, during and after sports activities is crucial to prevent dehydration and maintain optimal hydration levels.
How much water should you drink? The answer to this question depends on several factors, such as the type, intensity and duration of the activity, environmental conditions, your body weight and your personal sweat rate. A general guideline is to drink about 500 ml of water two hours before exercise and then 150-250 ml every 15-20 minutes during exercise. You should also drink water after exercise to replace lost fluids. You can weigh yourself before and after exercise to estimate how much water you should drink. For every kilogram of body weight lost, you should drink about 1.5 litres of water.
Water is not the only thing you should drink during sports activities. You also need to replace electrolytes (minerals such as sodium, potassium, calcium and magnesium) lost through sweat. Electrolytes help regulate the fluid balance in your body, as well as muscle contraction, nerve function and blood pressure. If you exercise for more than an hour or sweat a lot, it may be helpful to drink a sports drink containing electrolytes and carbohydrates. Carbohydrates provide energy for your muscles and brain and can help delay fatigue and improve performance. A sports drink should contain about 4-8% carbohydrates (16-32 grams per litre or 4-8 grams per glass) and about 500-700 mg sodium per litre (20-28 mg per glass).
Drinking water during sports activities is important for your health and performance. It can help you prevent dehydration, regulate your body temperature, transport nutrients and oxygen to your cells, remove waste products from your body, lubricate your joints and protect your organs. By following some simple guidelines, you can make sure you are well hydrated and ready to enjoy your physical activity.