If the body can not bear the load after strenuous exercise, it may cause some damage to the body, with unforeseen consequences, such as blindly participating in the marathon may cause sudden death, blindly follow the trend to do strength training may also cause muscle damage. And for people suffering from chronic diseases, such as diabetes, exercise is not right, but also can cause dramatic fluctuations in blood sugar. Excessive exercise can also damage the body’s immune function, so that health is affected, such as more vulnerable to germs, viruses, susceptible to colds, pneumonia, gastrointestinal infectious diseases. So pay attention to the body load when exercising and do not exercise blindly. If discomfort occurs during exercise, be sure to rest in time and seek medical attention if necessary.