Low back muscle strains usually take 2 to 4 weeks to heal, with individual cases taking longer. After the lumbar muscle strain will appear back pain, localized slight swelling, limited lumbar activities. Early need to brake rest, reduce lumbar activities, you can use ice packs in the local ice packs, you can also wear a waist cuff to protect the lumbar spine, to prevent excessive lumbar activity. You can take oral medication that activates blood circulation and relieves pain, such as lumbar pain capsules, or you can use diclofenac diethylamide cream externally. Because the tissue damage is light, the recovery is fast, usually about 2 weeks can be recovered. Individuals with more serious muscle strains, localized tears and bleeding, and prolonged pain may take up to 4 weeks or even longer to recover. If you do not recuperate well it may migrate to back pain after exertion or sitting for a long time. Lower back muscle strain persistent pain is not relieved, it is recommended to consult a doctor in time to clarify the injury.