body part function

In my experience, it is a common problem for taiji beginners to feel strain in the knee because the rules of Taijiquan say we should “rotate our hips”. When the kua (the technical term for the hip area) is not open enough, the knees tend to overcompensate and end up rotating. But the knees can only bend and unbend, they aren’t meant to rotate, so when they rotate, it leads to injury. Read more