Causes of back pain in deep squatting include disc herniation, lumbar sprain, fracture, etc. According to the cause of the disease, you can use ibuprofen and other drugs, heat therapy, bone traction, surgery and other treatments. 1. Lumbar disc herniation: when doing squatting exercise for lumbar disc herniation, the symptoms of lumbar pain can be aggravated, and the mild symptoms can be relieved after resting, and if the pain is more intense, oral ibuprofen, celecoxib, and other anti-inflammatory drugs can be used to relieve the symptoms. If the pain is severe, you can take oral ibuprofen, celecoxib and other anti-inflammatory drugs to relieve the symptoms. 2. Lumbar sprain: Excessive exercise strains the lumbar muscles can cause lumbar pain, at this time you need to rest in bed, through heat therapy and other physical therapy can provide short-term relief of symptoms, oral ibuprofen, celecoxib and other non-steroidal anti-inflammatory drugs can help to improve the symptoms. 3. Spinal fracture: osteoporosis can easily lead to compression fracture under the action of external force, resulting in low back pain symptoms, and can be treated with bone traction, brace fixation, and other treatments, and in severe cases, surgery is needed. All of the above medications should be used under the guidance of a doctor, avoid self-medication. If the above symptoms are not relieved, or accompanied by other symptoms, it is recommended to go to the hospital in a timely manner, and early formal treatment.