How to exercise in winter

　　Beware of sports injuries.
　　
In winter, the viscosity of the muscles and ligaments of the human body increases under the stimulation of cold, which reduces the elasticity and stretchability of the muscles and reduces the physiological activity of each joint. Therefore, every time exercise Be sure to make adequate preparations beforehand. to prevent damage.

Breathing methods must be appropriate.
　　
The climate is cold in winter and the wind and sand are strong. Therefore, do not breathe heavily during exercise, but use nasal or oral-nasal mixed breathing to reduce the adverse irritation of cold air to the respiratory tract.

Prevent frostbite from cold.
　　
When exercising in winter, you should add or remove clothes according to changes in the cold outdoors. In addition to rubbing and wiping the exposed parts such as hands, face, nose, and ears frequently to promote local blood circulation, you should also apply an appropriate amount of antifreeze cream, anti-cold cream, grease, etc. to prevent skin Frostbite.

Pay attention to sensory hygiene.
　　
In winter, there are strong winds and sand, thick fog, and ground air pollution becomes increasingly serious. Therefore, it is not suitable to exercise outdoors in windy and foggy weather.

Master the appropriate amount of exercise.

Winter exercise should be based on weather conditions and individual body healthy Reasonably arrange the amount of exercise according to the situation. During exercise, you should do it step by step and within your ability. The duration of exercise should not be too long. heart rate It should be controlled below 150 times/min. Patients with heart, liver, kidney and other organ diseases must exercise under the guidance of a doctor.