Sore legs can be relieved by massage, hot compresses, rest, medication, etc. Whether or not it can be relieved quickly is related to the specific cause of the disease. The causes of sore legs include strenuous activities, lumbar disc herniation, lumbar spinal stenosis, poor blood supply, thrombosis, and so on. 1. Strenuous activities: can cause the accumulation of local lactic acid, resulting in leg pain, weakness and other symptoms, you can rest in bed, through massage, massage, hot compresses and other physical therapy to relieve. 2. Lumbar disc herniation and lumbar spinal stenosis: if the compression of the nerve root will also produce leg pain and numbness and other discomforts, in addition to bed rest and physical therapy, you also need to take pain relieving and anti-inflammatory drugs, such as Erythroxib, ibuprofen, etc., this kind of drugs can cause side effects such as liver function damage, stomach diseases, etc., and you need to take them under the guidance of a doctor. 3. Vascular stenosis: It can cause insufficient blood supply, resulting in leg pain, weakness, numbness and other uncomfortable symptoms, you can consider bypass surgery, after the blood supply is improved, leg pain will be relieved. 4. Venous thrombosis: when thrombosis occurs, there will be soreness, numbness, weakness and other symptoms of the legs, you can surgically remove the thrombus or thrombolytic therapy, with anticoagulation, after the blood supply improves, the general symptoms will be relieved. It is recommended to go to regular hospitals for treatment of unexplained leg pain under the guidance of doctors.