Tingling in the back for 3 years may be caused by dorsal fasciitis, lumbar muscle strain, lumbar disc herniation, etc. Patients can relieve the condition through medication, physical therapy and surgery. 1. Dorsal fasciitis: patients can use non-steroidal drugs such as celecoxib and diclofenac sodium, etc.; spasmolytic drugs such as epirubicin hydrochloride, etc.; and sedative drugs such as diazepam and eszopiclone under the guidance of doctors. Patients can also be treated by heat therapy infrared therapy, microwave therapy, extracorporeal ultrasound therapy and other physical therapy, and minimally invasive surgery and open surgery can be performed for patients whose conservative treatment is not obvious. 2. Lumbar muscle strain: patients with lumbar muscle strain can use non-steroidal anti-inflammatory drugs, such as ibuprofen, etoricoxib, etc.; muscle relaxants, such as epirubicin hydrochloride, etc.; for patients with severe pain can be closed treatment, commonly used drugs are lidocaine, triamcinolone acetonide and so on. Patients can be relieved of spasm and promote blood circulation through heat therapy such as hot water bags, electric heat and infrared rays, as well as ultrashort wave, nitrogen-neon laser and other modes of treatment. 3. Lumbar disc herniation: patients can take non-steroidal anti-inflammatory drugs, such as ibuprofen, diclofenac, etc.; muscle relaxants, such as epirubicin, cloxazone, etc.; nutritive nerve medications, such as vitamin B, methylcobalamin, etc. for treatment. Physiotherapy can also be carried out through extracorporeal shock wave, low and medium frequency electrotherapy, etc. Patients with serious conditions can undergo minimally invasive surgery or open surgery to improve their conditions. It is recommended that patients strictly follow the doctor’s instructions for medication and actively cooperate with the doctor’s treatment.