Clinically there are many reasons for infant convulsions, the premise needs to clarify the concept of infants, clinically referred to within one year old baby called infants, infant convulsions actually have a lot to do with growth and development, the reasons for clinical convulsions basically include the following: 1, infant hearing and taste development earlier, vision development only after 1-2 months, so the cause of infant convulsions is mainly affected by external sound stimulation ; 2, baby vitamin D commonly said whether calcium deficiency, baby calcium and vitamin D supplementation at the same time, lack of calcium children are prone to easy fright, twitching phenomenon, the reaction is obvious, then there will be nystagmus, loud screaming; 3, metabolic problems, at present this situation is less, because the baby began to eat formula or breast milk. If the baby is fed with milk, the calcium to phosphorus ratio will be inappropriate. The nutritional ratios in formula milk are adjusted by experts and nutritionists, so it is more reasonable to eat and less prone to calcium and phosphorus imbalance, calcium deficiency or vitamin D phenomenon. It is very important to ensure that the baby is exposed to sunlight, because the transformation of vitamin D needs to be transformed into active vitamin D under the sunlight; 4, at birth the baby may be hypoxic, hypoxia after the cerebral cortex edema or hemorrhage, this pathological change, will make the baby appear pathological convulsion phenomenon, pathological convulsion phenomenon if not treated in time, there will be a combination of future with If the pathological convulsions are not treated in time, they may be combined with future epilepsy or hydrocephalus.