The leg belly hurts like a cramp but is not a cramp related to peripheral neuropathy, peripheral vascular lesions, calf soft tissue lesions and other factors. 1. Peripheral neuropathy: sciatica or lumbar intervertebral disc herniation is more common in the clinic, patients with this type of disease can appear in the lower extremities of radiating pain, weakness, numbness and other symptoms. A small number of patients may also experience pain in the back of the calf, and the pain is more intense. 2. Peripheral vascular lesions: such as varicose veins, thromboembolic vasculitis, in the occurrence of pain in the back of the calf, the foot may also appear numbness, cold, purple symptoms, severe cases can appear intermittent claudication. 3. Calf soft tissue lesions: muscle strain or ligament strain of the lower limb is more common. Legs like cramps like pain but not cramps may also have other reasons, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, to give targeted treatment or treatment.