Patients with needle-like pain in the back, consider chronic lumbar back fasciitis, acute back muscle sprain, as follows: the first condition, chronic lumbar back fasciitis: patients work for a long time, often play with the phone with their heads down, or often bend over, work, do housework, can cause the back fascia in a long time high tension state, can cause lumbar back fascia strain, aseptic inflammation, can be manifested as Needle-like pain and tearing pain in the back, with pain often distributed in patches. The second condition, acute back muscle sprain: the patient suddenly flashes to the lumbar back when lifting heavy objects, there can be an acute muscle injury, which can manifest as tear-like pain in the back and lumbar muscles.