The following treatments can be done for soreness at the junction of the waist and buttocks: first, general symptomatic treatment, oral pain medication, such as meloxicam, celecoxib, loxoprofen sodium tablets, which can effectively relieve the symptoms of soreness. Second, physical therapy, microwave physiotherapy or far-infrared physiotherapy, hot compresses, which can also reduce the local inflammation and relieve local pain. There is also treatment for the cause, the waist and buttock joint soreness can be caused by low back fasciitis, sacroiliac arthritis, dense osteitis, but also by rheumatoid or ankylosing spondylitis. If the pain is caused by ankylosing spondylitis, early consultation with rheumatology and early treatment with oral biologics is required. If the disease is caused by rheumatoid arthritis, oral medication for rheumatoid arthritis should be taken early. If the pain is due to sacroiliac arthritis or dense osteoarthritis, local closure therapy can also be considered.