Hip pain can be caused by trauma, osteoarthritis and herniated discs. 1. Trauma: Injury to the hip muscles, ligaments and other soft tissues, as well as cartilage or bones, can lead to hip pain. Especially in the elderly population, due to osteoporosis, the neck of the femur may be fractured, leading to symptoms of hip pain. 2. Osteoarthritis: It is caused by the degeneration and damage of cartilage in the hip joint, and clinically it mainly manifests as joint pain and activity limitation. The main reason is aging, which may also be caused by long-term poor sports posture, congenital joint dysplasia and other factors. Because of the narrowing of the hip joint gap, the articular cartilage of the area of friction, resulting in varying degrees of cartilage damage, resulting in hip pain. 3. Lumbar disc herniation: Lumbar disc herniation, especially the high level type, is easy to cause radiating pain in the hip joint. When the symptoms of hip pain persist without relief, you should actively carry out examinations to clarify the factors leading to hip pain for treatment, to avoid delaying the condition.