Too much exercise would decrease your immunity

To cope with those diseases that are popular in winter, like cough and fever, is mainly to depend on oneself. As is well-known, doing sports can increase one's resistance efficiently and adjust the immunologic function, but the expert shows over exercise would lessen the resistance instead. Medium strength is better to contribute to people's health in a way.
The way of defining exercise strength is measuring the heart rate. The maximum of heart rate is reported to be got in mathematical formula: That is the result of 220 deducting one's years. Generally speaking, when people are taking exercise, that the heart rate arrives its maximum's 60 percent to 85 percent is properer, old people may be healthy at 74 percent. However, some olds of heart disease and coronary disease must keep it below 40 percent. Moreover, the crowds can test it on their own. Supposing somebody is tired when he finishes doing sport but everything goes well, he is in health tomorrow, which says the exercise is just good then.
The following is what the experts recommend: Go on foot healthily and quickly, which is really the best method of doing exercise, try to continue walking for 30 minutes everyday. This way is helpful to adjust people's immunity and increase the ability of resisting, to quicken becoming healthy when people get ill. People who are not used to doing exercise or doing it little should avoid over exercise at the beginning, the time must not exceed 2 hours.
Thymus gland is the main immunity center of body, which is situated in thorax. Its main function is adjusting lymphocyte proportion and secreting thymus hormone, helping people keep healthy well, damaging and wounding outside pathogenic bacteria and something else. Yoga's many things are all effective to stimulate people's bust line, to increase the immune ability by helping it secrete more.
Going swimming in winter could increase people's adaptation to cold a lot, on the one hand, excite and promote blood bleeding and supersession, increase the ability of adjusting body temperature, and enhance the adaptation to the cold and hot change outside; Another side, when people are swimming, mild water stimulates the skin, making vessel hurry to draw back, after blood vessel takes one serious striction, one equal relaxation goes afterwards, so the vessel can exercises itself by moving like this, to improve people's immune ability and strengthen resisting ability.
Going to run slowly outside can strengthen body quality, enhance the adaptation of respiratory system to temperature, increase immunity, and then adjust blood substances rate. But they are able to gobble up a few noxious cells which may take place inside body to damage our health. Slow running should not be much too rapid, which is proper for normal breath, paying attention to keep the best breath way.