Lumbar muscle strains heal on their own, depending on the degree of injury, it usually takes 5~7 days, and serious ones may take 3 weeks. Lumbar muscle strains minor strains will appear back pain, lumbar spine activity is slightly limited, this situation is relatively fast recovery, generally bedridden 3 ~ 5 no symptoms can be relieved. If the lumbar muscle strain is more serious, lumbar pain is obvious, localized swelling, after the injury generally need to bed rest for 3 weeks, to avoid ground activities. Local can take ice packs ice, external pain medication, such as diclofenac diethylamide latex, indomethacin babu cream and so on. The recovery time is slower for those with severe injuries, and in some cases it takes about 3 weeks to recover. Therefore, the waist muscle strain a few days to heal itself, according to the degree of injury is not exactly the same, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor, targeted treatment. The use of drugs need to follow the doctor’s advice.