Dolls cry more than at night and daytime shock, excessive hunger and other physiological factors, but also with vitamin D deficiency rickets, intestinal spasms, other factors and so on. 1. Physiological factors: daytime fright, excessive hunger, diaper change is not timely, poor sleep environment, etc., may cause the doll at night more than crying phenomenon. 2. Vitamin D deficiency rickets: Vitamin D deficiency rickets is related to insufficient sunlight, fast growth rate, improper diet and so on. The disease will cause abnormal bone development, but also irritability, excessive sweating, occipital baldness, muscle weakness, chicken chest, funnel chest and other symptoms, and some children may cry at night. 3. Intestinal spasm: the cause of intestinal spasm is still unclear, may be related to improper diet, gastrointestinal tract gas. The disease may cause acute paroxysmal abdominal pain, vomiting, pallor and other symptoms, and children may also cry more than once due to physical discomfort. 4. Other factors: meningitis, intestinal parasites, acute gastroenteritis, otitis media, intussusception, etc. may cause the doll discomfort, so that the phenomenon of crying at night. Dolls cry more than at night, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to determine the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.