Infants who are full and cry and do not sleep are considered to be related to environmental factors, overfeeding, indigestion and other factors. 1. Environmental factors, if the baby sleeps in the process of too thick cover, the environment temperature is too high, may affect the baby sleep, crying and not sleep symptoms. 2. Overfeeding, if the baby is often overfed and eats too much at once, it may lead to abdominal distension and this symptom. 3. Indigestion, if there is indigestion and more food accumulates in the intestines, it may lead to discomfort and symptoms. Babies who are full and cry and do not sleep, 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.