Calcification of ligaments is generally not related to calcium deficiency or calcium oversupplementation. There are many reasons for ligament calcification, the common ones are ligament injury, inflammatory reaction, strain injury and so on. Ligament calcification refers to the ligament internal calcium salt deposits lead to ligament elasticity or toughness decreased, local texture hardening affect ligament function. Ligament injury, inflammatory reaction or long-term degenerative strain injury causes ligament fatigue, long time in the high stress load state, resulting in calcium salt deposition, affecting the normal function of the ligament, and has no direct relationship with the amount of calcium in the human body. Calcification of ligaments weakens the protective function of bone and joints, which will lead to symptoms such as limited joint movement and pain, etc. It is recommended to go to the hospital in time and standardize the treatment.