Is it normal for a newborn to be extremely sleepy without crying? Newborns are the babies that mothers pay the most attention to because they need special care and attention. Mothers also have many questions about the various behaviors of their newborns. For example, a newborn is very sleepy when not crying. Is this normal? How to take care of a baby who sleeps too much? Below we elaborate on this topic from four aspects. Natural Physiological Behavior Newborns sleep for an average of 18 hours, most of which is in a state of \”light sleep\”. if