Frequent pain in the legs is commonly caused by excessive activity of both lower limbs, severe lumbar disc herniation and lumbar spinal stenosis, etc., as follows: First, excessive activity of both lower limbs: long-term excessive weight-bearing or excessive exercise of both lower limbs can lead to severe pain symptoms in the leg muscles, and can be accompanied by weakness and limited movement of the legs. After massage treatment and short-term rest, the pain symptoms will soon be completely relieved. You should alternate proper rest and exercise to avoid prolonged strain, which can lead to persistent muscle pain symptoms. Second, severe lumbar disc herniation and lumbar spinal stenosis: all of the above can compress and stimulate the nerve roots, causing radioactive pain symptoms in the legs, and the symptoms can recur and worsen, affecting daily life and sports. Patients should usually protect the lumbar spine to avoid excessive weight-bearing and injury to the lumbar spine to prevent nerve compression.