It's all in vain to preserve one's health without driving away the cold. According to the related data, "All diseases begin with cold", which shows that there are countless examples of inexplicable recovery after cold-dispelling therapy. Cold-dispelling therapy is completely different from medicine recognized in the world. It believes that there is no health preservation without expelling cold. As long as you keep warm and cold from time to time in diet and psychology, you can be healthy and light.