The muscle below the thumb is the greater interphalangeal muscle group, after the soreness symptoms can be solved by the following methods: First, from the palm root along the greater interphalangeal muscle group walking direction massage, so that the greater interphalangeal muscle group muscle stiffness relief, and fully relaxed, can quickly relieve the greater interphalangeal muscle group soreness symptoms. Second, the thumbs of both hands at the end of the finger belly relative to each other and supported by force, stretching the muscles of the intermuscular group of the great fish, to relieve the muscle stiffness and spasm of the intermuscular group of the great fish, to relieve muscle pain symptoms. Thirdly, local heat treatment for the piriformis muscle group, 30 minutes each time, 2-4 times a day, can accelerate the piriformis muscle group blood circulation, relieve muscle pain symptoms.