The pain on both sides of the waist may be caused by lumbar muscle strain, lumbar intervertebral disc herniation, etc. It can be treated by wearing a lumbar immobilization belt, physiotherapy and medication. If it is caused by exertion, it can be treated by rest and physical therapy. Lumbar muscle strain, lumbar intervertebral disc herniation and other causes can be through the lumbar immobilization belt to reduce the pressure on the lumbar spine muscles to relieve the symptoms of lack of energy. You can also use infrared heat, ultrasound, acupuncture, massage and other physical therapy to promote blood circulation in the lumbar region, accelerate the repair of the damaged area, and alleviate the symptoms of acidity, swelling and weakness. If the pain is accompanied by obvious activity limitation, you can also take non-steroidal anti-inflammatory analgesic drugs such as nimesulide and diclofenac sodium to relieve the symptoms. If the pain and weakness on both sides of the waist is caused by muscle fatigue after heavy physical labor, it can also be relieved by resting, lumbar heat, massage, and baking, and generally do not need medication. If the symptoms of pain and weakness on both sides of the waist, it is recommended that the patient go to the hospital for a medical examination, to clarify the cause of the disease after targeted treatment, do not blindly use drugs.