The theory of meridian sinews is one of the classical theories of traditional Chinese medicine（TCM）. Myofascial chain theory is a hot topic in the field of sports rehabilitation in recent years. From the definition of meridian sinews and myofascial chain

comparing the similarities and differences between the two in their anatomical structure

physiological function and clinical application

the author tries to analyze their respective characteristics and advantages in clinical application

and try to explain the theory of meridian sinews using myofascial chain theory

in order to better guide the clinical application of the meridian sinews theory.