Swimming should be done in a secure swimming pool. Swimming in non-swimming areas is strictly prohibited. Those who participate in swimming must be in good health. It is not advisable to swim in too cold water. If you feel that the water temperature is different from the body temperature, you should slowly enter the water. Before going to the water, you should do full body exercise, fully exercise the joints to relax the muscles, so as to avoid cramps, sprains and other accidents after the water. When someone encounters drowning, you should call out and call the police as soon as possible!
Swimming places should be equipped with lifebuoys, life jackets, life-saving rods, life-saving floats, first-aid boards and other life-saving emergency supplies!
