TCM health care is based on TCM theory. If you just want to have a brief understanding, you can choose some Chinese medicine health books on the market. There is a simplified version of diet and daily life, which is suitable for ordinary people to understand Chinese medicine. If you want to study in depth, you must study many courses ... first, you should learn the basic theoretical knowledge of Chinese medicine, and then study Chinese medicine diagnostics and Chinese medicine. After laying a good foundation, you can choose the classic work of traditional Chinese medicine, Huangdi Neijing, to study, and the essence of TCM health preservation is in it.