Postpartum lumbar muscle strain should be promptly taken effective treatment, generally about 1-4 weeks the condition can be effectively relieved. Lumbar muscle strain is a kind of chronic injury inflammation of the lumbar muscles and attachment point fascia or periosteum, mainly manifested as recurrent lumbosacral pain. The postpartum lumbar muscle strain is mostly caused by postpartum deficiency of qi and blood, sedentary and other reasons. Once the postpartum lumbar strain occurs, the symptoms of lumbar pain can be relieved by local massage and physiotherapy because medication is limited by the lactation period. The recovery time is related to the severity of the condition. A lumbar strain with mild symptoms can be significantly relieved in 3-5 days after regular treatment. If the condition is more severe, a variety of treatments are needed, including rest, wearing a lumbar belt, local hot compresses and physiotherapy, etc., for at least 1 month to relieve. In addition, it is also important to pay attention to the protection of the lumbar region after the lumbar strain is relieved, to avoid the recurrence of the condition due to weight bearing on the lumbar region.