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the winter swimming enthusiast Wang said that every year, there were accidents, some people died in the process of swimming. "People who stick to winter swimming all the year will pay more attention, and the unexpected is the novice who has no experience." In fact, compared to winter, the summer is more easy to do things, the air temperature is more than 30 degrees, water temperature is more than ten degrees, water bath cool water bath is very comfortable, but a stop down, the body can not bear. Mr. Lu believes that winter swimming also needs to be scientific, a new person to join, experience will tell a new person some common sense, "before launching the water, do not rush to warm up, after taking off the clothes, you can air dry first, but do not run, the body to adapt to the outdoor temperature and then water, and then endure the cool, swimming movement to slow. After drinking, you must not swim. There is also a bad heart. Do not come in. The danger is too high. " If you want to swim in winter swimming, people who swim perennially suggest that they can start from summer. "It's better from September, when the air and temperature are better, the body is easy to adapt, and the temperature difference is little after the water." The importance of winter swimming is not quantity, but persisting. If the body is not comfortable, do not insist on it.