Leg tendons are very hard how to stretch, leg tendons clinically refers to ligaments and iliotibial bundle and muscle tissue, usually very hard case is likely to be the existence of muscle or ligament strains, muscle tension for a long time. At this time we do not have to be active, the first is to give the muscle appropriate massage or physical therapy, so that the muscle fully relaxed, in preparation for stretching action, when the muscle relief is not particularly tight, you can properly do some light squatting action or trotting action, so that the muscle slowly adapt to the rhythm of the movement, after the warm-up, you can fully do stretching, stretching action should be from simple to difficult, do not force to do Some of the more difficult movements, so easy to make the muscle caused by secondary strain.