The onset of tingling in the calves can be caused by certain physiological reasons, such as catching a cold, over-exercise, etc., or it can be a symptom of certain illnesses, such as pectus excavatum syndrome, lumbar spine disease, etc. When this symptom occurs, the patient should be alert to these causes. When the symptoms appear, patients should be alert to these causes of disease. 1. Physiological reasons: when the calf is cold, it may lead to inflammation of the fascia at the back of the calf, resulting in pain in the calf, and there may be a burst of tingling symptoms. Or when a lot of exercise after the leg lactic acid accumulation, resulting in leg soreness, severe calf activities may appear tingling. 2. Piriformis syndrome: This disease is caused by dehydration of the piriformis muscle adhesion, spasm and other conditions compression of the sciatic nerve resulting in sciatica, causing low back pain and hip pain, may lead to a burst of stabbing pain in the calves. 3. Lumbar spine disease: when the lumbar spine has lumbar disc herniation or lumbar spinal stenosis, it may compress the nerves in the legs, which may lead to radiating pain in the calf area, and the symptom of tingling. In addition to the above mentioned diseases, excessive exercise leading to calf ligament injuries, calf tissue infections and other disease causes may also appear in the calf bouts of stabbing pain symptoms. When this symptom occurs, the patient should consult a doctor in time to identify the cause of the disease and then carry out specific treatment.