In cold climate, the organs and systems of human body are full of contraction, the elasticity and ductility of muscles, tendons and ligaments are low, the viscosity of muscles is strengthened, and the range of activities of key points is reduced. In addition, when the atmospheric humidity is low, people will feel thirsty, impatient, stiff and difficult to spread. If you don't do warm-up activities during exercise, you will often cause muscle strain and sprain at the junction. Therefore, when doing fitness exercises in winter, especially outdoor sports, we should first do a lot of warm-up activities. After jogging, unarmed exercise and a little light training, you will get hot and sweat a little, and then join the fitness activities.

Second, the thickness of the clothes should be appropriate.

When holding fitness activities in winter, you should wear more clothes at first, and the clothes you wear should be light and soft, not too tight. After you die of heat, you should take off some thick clothes. After exercise, if you sweat a lot, you should dry your sweat in real time, change sweaty clothes, shoes and socks, and put on a hat to prevent heat loss. In addition, it is more important to keep warm when exercising outdoors. After exercise, you will get more fever and always want to cool down, but you must not stand in a windy place to blow, but go back indoors as soon as possible, dry your sweat and put on clean clothes. As the saying goes, "cold comes from the feet", because people's feet are far away from the heart, with less blood supply, thinner subcutaneous fat and poor warmth retention. Therefore, it is easy to feel cold hands and feet when holding fitness activities outdoors in winter. If the head, back and feet are cold, the cold will invade the body from the fur, nose and mouth, which will not only affect the result of fitness exercise, but also catch a cold and get sick. Usually some fitness enthusiasts like to wear fitness shoes for winter, which is not good. Because rubber-soled shoes conduct heat quickly, the soles of the feet are easy to catch cold without tempering, which can easily lead to chilblain, pivotal arthritis and other diseases.

Third, the situation should be peaceful.

In winter, people's habit is to close the windows of membership management system Gym tightly. As we all know, people exhale more than 20 liters of carbon dioxide per hour in a calm state. /kloc-if more than 0/0 people do exercises at the same time, it is more than 200 liters per hour. Coupled with the analysis products of sweat and the bad gas discharged from digestive tract, indoor air pollution is serious. In this case, people will appear dizziness, fatigue, nausea, loss of appetite and other signs, and the result of exercise is naturally unsafe. Therefore, when you exercise indoors, you will definitely associate the smoothness of the room with the strange atmosphere. In addition, it is not advisable to exercise in the patio full of oil smoke and dirty air in winter. At the same time, be meticulous. If the weather conditions are too bad, such as sandstorm, heavy snow or the climate is too cold, don't do outdoor sports for the time being. If you want to exercise outdoors, you should carefully choose a sunny and sheltered place.