A soft tissue injury to the lower back takes at least three weeks to heal. A common cause of soft tissue injuries in the lower back is an impact to the lower back. Minor injuries are characterized by swelling and tenderness in the lower back, which can be recovered by resting for about three weeks. If the localized injury is severe, it will be manifested as obvious swelling, localized bruising or bleeding under the skin, which is more serious because the patient has damage to the subcutaneous fat tissue or muscle. Within 48 hours of the injury can be used ice pack ice, ice time should not be too long, a twenty minutes can be, ice can reduce bleeding and oozing, for the relief of pain is also helpful to avoid further aggravation of swelling. 48 hours later can be used externally with safflower oil, to promote the dissipation of bruises, and at the same time can be followed by the doctor’s instructions to take oral Sanqi injury tablets, but also can be used externally with Yunnan Baiyao cream. In addition, it should be noted that, after the lumbar soft tissue injury to avoid strenuous exercise within three weeks.