Possible causes of calf pain include lumbar disc herniation, muscle injury, etc., which can be relieved by medication and physical therapy in combination with the cause of the disease. 1. Herniated lumbar intervertebral disc: due to the compression of the herniated part on the nerve root, it may cause the narrowing of the spinal canal, which makes the nerve conduction function abnormal, and there may be symptoms such as calf pain, which can be relieved by using medicines such as magnetic heat therapy patch. 2. Muscle injury: If the patient carries out excessive sports, such as running, long jump and other items, it may cause muscle injury and symptoms of calf pain, you can use a hot towel on the painful parts to relieve the symptoms. Calf pain patients should follow the doctor’s instructions to use drugs, exercise in moderation, pay attention to appropriate rest, symptoms worsened in time to seek medical attention.