The soreness of the calves in the morning may be caused by several reasons, and the methods of treatment are different according to different reasons. 1, it is possible that the calves were accidentally pressed for a long time when sleeping, which led to the ischemic pain of the local muscles due to long-term ischemia, and generally this situation can slowly improve after getting up and moving around, and the blood circulation becomes normal. 2, it is possible that the calves did a long and strenuous exercise the day before, which led to the accumulation of lactic acid in the muscles. 2, may be the day before a long day of strenuous exercise of the lower limbs, resulting in the calf muscles have lactic acid accumulation, so that lactic acid stimulation of the muscle, but also the local soreness, pain, weakness and other feelings, this situation can do some local massage or some physical therapy, hot compresses can promote the metabolism of local lactic acid, so as to relieve the symptoms of soreness. 3, may be the lumbar spine Some diseases caused by the lumbar spine, such as lumbar disc herniation, lumbar spinal stenosis and other compression of the nerve roots of the lower limbs, there may also be nerve pulling pain, soreness, numbness, weakness and other sensations in the lower legs, the treatment of this situation must be the main treatment of the lumbar spine, generally through oral medication, lumbar traction, physical therapy, acupuncture and acupressure therapy to relieve the symptoms.