The most common diseases of convulsions are as follows: 1, epilepsy, seizures will appear in the limbs of the tonic, spasms, teeth closed, easy to happen tongue bite, convulsions can last for several minutes, can be given sedation, anti-spasmodic treatment. 2, high fever convulsions, mostly seen in infants and children with sudden onset of high fever and twitching limbs, more need to go to the hospital in a timely manner, given sedation, anti-spasmodic, anti-fever treatment. 3, parathyroid gland injury caused by low calcium convulsions The first of these is the damage to the parathyroid glands after thyroid surgery, which causes hypocalcemia and consequently convulsions, which require calcium supplementation. 4. The symptoms of convulsions should be seen in time to clarify the cause of the disease.