The lumbar swelling is common in the following situations: 1. The most common clinical condition is lumbar muscle strain, mainly due to prolonged standing or sitting, or bending after heavy physical labor, the myofascial inflammation of the lumbar back, local edema, and then a series of clinical manifestations such as swelling and pain. This condition is generally easy to treat, bed rest or hot compresses, the symptoms can be significantly relieved. If the pain is still not relieved, you can take oral non-steroidal anti-inflammatory painkillers, such as Xilabao capsules, Nimesulide dispersible tablets, etc. 2, lumbar intervertebral disc herniation, intervertebral disc compression nerve caused by the lumbar back swelling pain, soreness, and sometimes tingling pain, this condition generally requires drug treatment, commonly used drugs are also non-steroidal anti-inflammatory painkillers, if necessary, you need to go to the hospital to find a specialist treatment.