Hip pain that is pain around the hip joint, the main causes of hip pain are the following: 1, there may be inflammation in the hip joint, synovitis can cause pain; 2, consider femoral head necrosis, many people currently have occult femoral head necrosis, which may not be detected in the early stage. Therefore, consider the problem of femoral head necrosis; 3, consider acetabular glenoid labral tear, which may be ignored by many patients in the past, but now it is found that many hip joints are suddenly injured and painful, and are found to have glenoid labral tear; 4, pain can also occur in large thick bursitis; 5, lumbar disc herniation can also cause hip pain, because sciatica tends to reflect to hip pain, and cannot exclude lumbar spine problems.