Before and after swimming pay attention to the ebb time, etc.

What safety precautions should be paid attention to before, during and after swimming
In water: when swimming, you need to pay attention to protect your eyes, prevent sunburn, pay attention to the time of ebb tide, etc. Don't stay in the water for too long. After staying in the water for a certain time, the blood flow on the body surface expands, the skin turns pale to light red, and the skin turns warm from cold. After swimming, you can supplement sports drinks, relax training and adjust breathingHow to do preparatory exercises before swimming and how to do stretching exercises after swimming
The first is the upper limb, which starts from the arm, rotates forward with the shoulder in a straight line, and turns backward after 15 seconds. Then rotate one arm for 15 seconds on each side. In the next action, bend one arm, straighten the shoulder and deltoid with the other hand, bend one arm, and straighten the shoulder and deltoid with the other handWhat should I do before swimming? What should I do when swimming? After swimming
Do warm-up exercises for five minutes before swimming, and probably move your hands and feet, especially your feet. Swimmers' feet are easy to cramp. In addition, water your body first to make it adapt to the water temperature. When swimming, be careful not to jump, which is easy to hurt your abdomen. Call a lifeguard in case of danger. Take a bath after swimming. The water in the swimming pool is hard water, oftenTake a shower before swimming and after swimming. Is it better to take a hot bath or a cold bath
Take a shower before swimming and a hot shower after swimming. Sports experts suggest that after exercising in summer, especially when you are sweating, a hot bath is better than a cold one. Because when the body is sweating a lot, the capillaries are in an expanding state. If you take a cold bath, the blood vessels will contract sharply, and the heat in the body will be restrained by external forces for a whileWhat are the precautions before and after swimming
Food preparation should not be less: before swimming, you should first increase your calories, so as to adapt to the stimulation brought by low water temperature during swimming. Before swimming, you can eat eggs, meat, foods with high protein content, and sweets appropriately. Secondly, we should supplement some foods with high sodium, calcium and phosphorus content. In additionWhat should we pay attention to before and after swimming
Chlamydia infection, which is common in sexually transmitted diseases, can also be transmitted through swimming pools. After entering the swimming pool, the patient may cause other swimmers to suffer from Chlamydia urethritis, and may also infect the eyes. Generally, the patient will have symptoms 8 to 14 days after swimming in polluted water. Infectious hepatitis: if the skin is damaged, do not enter the pool to swim, woundWhat safety precautions should be paid attention to before, during and after swimming
In water: when swimming, you need to pay attention to protect your eyes, prevent sunburn, pay attention to the time of ebb tide, etc. Don't stay in the water for too long. After staying in the water for a certain time, the blood flow on the body surface expands, the skin turns pale to light red, and the skin turns warm from cold. After swimming, you can supplement sports drinks, relax training and adjust breathingWhat should you pay attention to before and after swimming
Precautions before and after swimming: it is not suitable to swim 40 minutes after meals and on an empty stomach; Cold after strenuous exercise is easy to cause shock, and it is not suitable for swimming; Before swimming, in addition to activities (preparation), wash your head and body with clean water to keep the pool water clean; No urination or defecation in the swimming pool; VIs it better to swim before or after dinner
Swimming is not good before and after meals. Swimming should be carried out one to two hours after meals. Because fasting swimming is easy to cause low blood sugar, during swimming, it is particularly prone to muscle tremors, dizziness, collapse, coma, and even drowning. After eating, the stomach is still in the digestive stage