There is no such thing as the fastest way to treat a lumbar sprain, but regular braking and rest, external physiotherapy, medication, dietary care and other measures can help to improve the symptoms as soon as possible. 1. Braking and resting: when a lumbar sprain occurs, you need to stop the lumbar activities, and it is appropriate to lie on a hard bed to avoid continuing lumbar activities to aggravate the injury, and after the acute stage of the injury, you can wear a hard lumbar protector to protect the lumbar area, and go down to the ground to move moderately. 2. Hot compresses and physiotherapy: within 72 hours of the acute stage of injury, cold compresses can be applied to the affected area, which can reduce the sensitivity of the local nerves, relieve the symptoms of pain, and also reduce bleeding and swelling, etc. After 72 hours, hot water bag or hot water bag can be used. After 72 hours, hot water bag or hot towel can be used to apply on the waist, pay attention to avoid the temperature is too high to damage the local skin, each hot compress for 15-20 minutes, 2-3 times a day. Physical therapy can be carried out under the guidance of a specialist physician in the lumbar region, which can help accelerate local blood circulation, relax the local muscles, and help relieve local pain and discomfort. 3. Medications: Under the guidance of a doctor, medications such as Panax ginseng tablets, Daxi Cili, Shujiweiqi tablets, etc. can be used to activate blood circulation and eliminate blood stasis (promote blood circulation and eliminate blood stasis in the body), which can help to promote the rapid dissipation of localized bruises and swelling. 4. Dietary care: after sprain, you need to strengthen the nutritional status, eat more eggs, milk, lean meat, beans and other protein-rich foods, and consume more fresh fruits and vegetables to provide sufficient nutrition for injury repair. There is no so-called fastest way to recover from lumbar sprain, you need to consult a doctor in time, under the guidance of specialists to carry out regular treatment, which will help lumbar sprain early recovery.