Effective ways to enhance immunity include proper diet, moderate exercise, adequate sleep, and good mood. 1. Moderate diet: food is the source of nutrients, nutrients enough physiological functions can run normally. Diet should be based on meat and vegetables, together with fresh fruits and vegetables, balanced nutrition, increase the body’s immunity, reduce the chances of being attacked by diseases. Not too full, too full will increase the burden on the gastrointestinal tract, but also increase the risk of diabetes, hyperlipidemia and other diseases. 2. Exercise in moderation: blood has the effect of nourishing the body, and exercise can promote blood circulation, so that the blood runs to all parts of the body, all the organs of the body can be nourished by blood, but also increase the body’s tolerance, thus increasing immunity. However, the amount of exercise should not be too large, which may damage the organs of the body. 3. Adequate sleep: Normal sleep can help the body’s organs get rest and recover to a good state the next day, which is also a way to increase immunity. Staying up late can cause endocrine disorders, affecting the normal metabolism of the body’s cells and increasing the chances of disease. 4. Smooth mood: Life is too much pressure, interpersonal disharmony are factors that cause mental health problems. Appropriate to talk to people is to release the pressure, when the body and mind to relax, will make the body more healthy, immunity is also enhanced. When symptoms of immunity decline occur, it is necessary to make timely lifestyle adjustments and actively seek medical help.