Citizens are swimming in the swimming pool. Photo courtesy of the interviewed unit
Swimming attracts Shenzhen citizens to participate. Photo courtesy of the respondents In the hot summer, swimming is one of the favorite ways for citizens to cool off. There are many swimmers in Shenzhen, and the swimming pool is always very lively on holidays. However, there are many safety details that need to be paid attention to during swimming. Shenzhen Water Sports Association’s scientific fitness guide for swimming can increase your sense of security while exercising.
Common sense of swimming safety and hygiene
(1) establish the idea of safety first. Exercise in the water, to ensure safety first; Should be organized, or three or five people go together; Learn basic swimming life-saving skills to lay the foundation for self-help and rescue.
(2) Choose a safe and hygienic place. Standardized swimming venues are fully equipped with qualified lifeguards, swimming life-saving equipment and facilities are complete, safety signs are clear and eye-catching, and the water quality of the pool meets national standards; When swimming in natural waters, you should choose a natural swimming place with flat beach, good water quality, no rapids and eddies, small waves, life-saving personnel and complete facilities.
(3) You can’t swim in these situations. Drinking alcohol can stimulate the central nervous system to be in an excessively excited or inhibited state, and swimming after drinking is prone to drowning accidents; Swimming after satiety is easy to cause stomach cramps, while swimming when hungry is easy to cause dizziness or limb weakness; Swimming immediately when you are overtired will cause fatigue accumulation and easily cause cramps.
How to save yourself in the water
(1) Ways to relieve muscle spasm. The common method is to stretch the spasmodic muscle groups. For example, when the finger muscle spasms, you can make a fist and then straighten it hard; When the toes are cramped, the toes can be flexed and extended to the maximum extent; When the muscles at the back of the calf are spasmodic, hold down the knee joint of the leg with one hand, and grab the toes of the leg with the other hand to stretch in the opposite direction; When the muscles in front of the thigh are convulsed, float on the water or go ashore as soon as possible, lie prone by the pool and bend the calf, and grasp the cramped leg, ankle and wrist with the same hand to fold the calf.
(2) Prevention and treatment of water choking. The way to avoid choking is to practice breathing techniques more, try not to inhale through the nose, but to inhale through the mouth and exhale with the mouth and nose. If you accidentally choke on water, you should try to stay calm. You can make your body step on water or float on your back, make your head out of the water, adjust your breathing quickly, or cough hard and spit out the water in your trachea. If you still feel unwell, you need to go ashore to rest and adjust in time. (Lin Weihang)
Source: Shenzhen Evening News
