Sleep-the best way to keep healthy. People who don't get enough sleep for a long time are often eccentric and grumpy. People usually think that sleep is a kind of rest. In fact, sleep is not just about accumulating energy. Good sleep can repair various functions of the body. If you sleep irregularly, you may even suffer from a variety of diseases. First of all, sleep can relieve stress, which is beneficial to heart health, and sleep is the most convenient and economical way of beauty. Good sleep can make you smarter. Secondly, people who have recovered from a serious illness or are unwell should "sleep more" properly, which is still a good cure. As the saying goes, "seven-point nursed back to health and three-point cure", the most important thing in this seven-point nursed back to health is sleep. Deep sleep is an important part of the body's defense against viral and bacterial infections. When sleeping, the vitality of immune cells in the body is enhanced, and the ability to resist viruses and bacteria is also enhanced. Therefore, sleep is a good adjuvant therapy for the common cold or fever caused by bacterial infection. The most important thing is to keep a healthy mind and get enough sleep.