Most people think that the meaning of health is to stay away from disease. But in fact, in modern society, experts point out that real health should include physical and mental health. In order to emphasize the importance of health and appeal to the public to pay attention to the quality of life, the World Health Organization designated April 7 as World Health Day. Through their efforts, more and more people realize the importance of keeping healthy. They not only keep a balanced diet, but also exercise regularly. A positive attitude towards life is very important. It allows us to live a happy life and stay away from stress. Life is short, so we should cherish every moment. Only with health can we go further.