The symptoms of sore legs are caused as follows: 1. It may be due to lumbar disc herniation, lumbar spine osteophytes and various kidney diseases that cause clinical symptoms of numbness and soreness in the legs. 2. It may be caused by excessive strain on the legs in daily life, excessive exercise, long distance walking, and stimulation of the legs by wind and cold can cause sore legs to appear. In addition, it will be accompanied by the symptoms of numbness. If the above symptoms occur, you should pay attention to avoid overexertion in daily life, eat more calcium-rich food, rest in bed, avoid strenuous activities, give local physical therapy to relieve symptoms, or topical anti-inflammatory and analgesic drugs to assist in treatment, and give nerve nutrition symptomatic treatment. If there is no relief within a short period of time, you must go to a regular hospital in time to improve the MRI of the lumbar spine and the electromyography of both lower limbs, or the ultrasound examination of the abdomen, etc., to clarify the cause of the disease and then choose a scientific and reasonable treatment method, so that the symptoms of soreness and numbness of the legs can be relieved in a timely and effective manner.