Calf muscle tightness, pain, generally common clinical reasons are mainly the following cases: First, lumbar disc herniation patients can be due to the protruding lumbar intervertebral disc compression to the peripheral nerves, and caused by lower limb radiating pain, at this time the patient can be manifested as the tightness of the calf muscles, pain, can be lifted through local massage lumbar discs out of the nerve compression, to improve the feeling of the calf muscle tightness, pain; Second, the patient If there is not enough rest after a long period of exercise, the lactic acid and metabolic waste in the calf muscle is not completely absorbed, there can be tightness and pain in the calf, at this time, you can use local massage, acupuncture, hot ammo packs to promote the absorption of lactic acid and other metabolic wastes and improve the pain and tightness in the calf; Third, older patients can be due to the calf muscle is cold or lack of calcium in the body caused by spasmodic contraction of the calf muscle. Pain, tightness, at this time can be strengthened through the calf at the warmth, supplemental calcium, vitamin D, to avoid calf tightness and pain symptoms recurring.