What factors trigger knee pain when flexing? The main reasons for the development of pain in the knee joint: arthritis, gonarthrosis, meniscopathy, coxarthrosis, inflammation of the knee tendons, vascular disorders.
Diseases associated with the spine, including cervical osteochondrosis, younger from year to year. In General, the cervical osteochondrosis develops after exposure to adverse external factors that disrupt the natural equilibrium position of the spine.