Lying down for a long time on both sides of the waist acid need to be treated according to the cause of the disease, generally have rest, hot compresses and other physical therapy, non-steroidal anti-inflammatory pain medication, surgical treatment and other methods. 1. Local muscle spasms: due to incorrect lying posture or inappropriate beds, causing muscle spasms in the two sides of the patient’s waist, the patient may appear to be sore on both sides of the waist. Treatment is based on rest, and non-steroidal anti-inflammatory painkillers such as celecoxib can be used when the pain is severe. 2. Fasciitis of the lumbar back and lumbar muscle strain: due to the previous long-term lumbar labor, causing fasciitis of the lumbar back and lumbar muscle strain. Patients lying down for a long time, the localization can appear adhesion, stiffness, patients can appear lumbar two sides of the acid. Treatment is recommended to rest, localized hot compresses, oral ibuprofen, etc. or external diclofenac diethylamide emulsion and other non-steroidal anti-inflammatory pain relieving drugs. 3. Ankylosing spondylitis: patients with ankylosing spondylitis can experience stiffness, heaviness and pain in the lower back after lying down for a long time, which is slightly reduced after activities. Treatment can be taken in daily life to pay attention to exercise muscle strength, the use of diclofenac and other anti-inflammatory, methotrexate anti-rheumatic drugs, hormone drugs and other methods to slow down the development of the disease, if necessary, surgical treatment. Lying down for a long time on both sides of the waist acid is recommended to consult a doctor in a timely manner, with the help of a doctor to clarify the cause of the disease, and targeted treatment or treatment. The use of drugs need to follow the doctor’s instructions.