Newborns who sleep with constant convulsions can be considered to be related to nutritional vitamin D deficiency, hypomagnesemia or hypoglycemia. 1. Nutritional vitamin D deficiency: its occurrence can be related to perinatal vitamin D insufficiency or insufficient sunlight, etc. In vitamin D deficiency, there is a drop in blood calcium, which can cause convulsive symptoms after causing increased neuromuscular excitability. 2. Hypomagnesemia: it can be related to the mother’s hypomagnesemia, diabetes mellitus or increased magnesium discharge due to diarrhea, etc. There are tactile and auditory hypersensitivity, which can cause muscle tremors, convulsions and other manifestations. 3. hypoglycemia: newborns can be due to underfeeding, prematurity or mother’s diabetes, etc., hypoglycemia, at this time there can be convulsions. Newborns always sleep convulsions, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.