Chinese medicine is a science to prolong life, which is called the way of keeping in good health. It's not what western medicine says, it's necessary to have regular physical examination, find the disease early and treat it early; This is not called preventing diseases, it is called waiting for diseases. There are many methods of TCM health preservation, all of which start from three basic instincts: eating, self-defense and reproduction. Some have also added spiritual cultivation. There is no harm in keeping in good health in TCM.