Causes of low fever and convulsions: i. Prolonged low fever can cause meningitis and encephalitis, which are highly susceptible to convulsions. Second, epilepsy. It is mainly due to brain damage caused by lack of oxygen at birth or suffering from trauma, and persistent low fever induces the damaged brain to produce abnormal brain discharges and cause convulsions. Third, the body’s blood sodium or blood sugar is too low, may also cause convulsions. Fourth, because the child’s brain is not yet mature, persistent low fever, the brain will appear abnormal discharge, which leads to the occurrence of convulsions.