Health-care exercise of Chinese medicine contains rich and colorful contents, various forms, and unique styles, which, though different in names and diversified in the ways of practice, are all based on the principles of traditional Chinese medicine for treating diseases and preserving health. Most of them combine limbs movement and inspiration and expiration together, and put much importance and emphasis on practice of the body and mind, so as to achieve internal harmony of the body and realize the purpose of health preservation by strengthening the tendons and bones and relaxing the meridians and collateral channels."