Numbness at the hip joint may be related to arthritis, overstrain, lumbar disc herniation and so on. It is recommended that patients go to the hospital in time to clarify the cause of the disease and treat the cause. 1. Arthritis: arthritic lesions in the hip joint caused by inflammation, infection, trauma or other factors. The main manifestations are joint redness, swelling, pain, stiffness, joint dysfunction, and also joint numbness. 2. Excessive strain: Strenuous exercise leads to hip joint strain, and patients may experience symptoms such as hip joint soreness, numbness, pain, stiffness, etc., which may be aggravated during activities. 3. Lumbar disc herniation: Lumbar disc herniation, the protruding lumbar vertebrae lead to adjacent spinal nerve roots suffer from irritation or compression, thus generating lumbar pain, which can also lead to numbness at the hip joint. There are many causes of numbness at the hip joint, it is recommended that the patient go to the hospital in time to improve the relevant examination, to clarify the cause of the disease.