In daily life, whether standing, sitting, walking, running and jumping and other activities, it will cause wear and tear on the knees. When standing, the weight of the knees is 1~2 times the weight of the human body; When running, the weight of the knees is 3~4 times the weight of the human body. Combined with bad habits and wrong posture, it can also accelerate the wear and tear of the knees.
Source: Zhejiang release