Newborn babies do not sleep solidly often make parents feel annoyed, is it because the baby is sick? In fact, there are many reasons why newborns do not sleep solidly, what are the main reasons, let’s listen to the answers of newborn care experts. 1, physiological factors: because the development of the infant nervous system is not yet perfect, the excitation and inhibition of the nerve function is not coordinated enough, easy to excite, a little external stimulation may cause excitement of the nervous system, resulting in infants wake up, this is a normal physiological phenomenon, as the baby grows up, the function of the nervous system step by step perfect, this physiological phenomenon will naturally disappear. 2, eating too much: it is often said: “stomach does not fit, sleep restless. Some mothers do not care whether the child is hungry or not, always give extra snacks before bedtime, resulting in children feel uncomfortable, affecting the quality of sleep; especially breast-fed babies, some mothers are accustomed to feeding breast milk with the baby to sleep, resulting in children sleeping with too much milk, bloating easy to wake up, wake up after the young mother but immediately feed milk to soothe, resulting in a vicious circle. 3, environmental factors: children in bed, indoor light is too strong, family members watching TV and loud conversation and laughter will interfere with the normal sleep of young children, easy to wake up; children are prone to kick the covers at night, or the covers are too thick and heavy, which can cause children to sleep too cold or too hot, causing irritability and restlessness, hands and feet, which is also a common cause of sleep wakefulness. 4, excessive excitement: some children play too much during the day or before bedtime, or listened to, watched a thrilling story, television. Even if they fall asleep, children with better and faster intellectual development will have “daytime thoughts and dreams”, and children can often wake up in their dreams. 5, disease factors: children’s intestinal parasitic disease is the most common cause of unstable sleep in young children. Such as parasitic diseases can cause indigestion and nutritional deficiencies in children, anemia, easily startled and other symptoms, early rickets children also often sleep easily awake. The above is an introduction to the causes of unsteady sleep in newborns, to understand the causes of unsteady sleep in newborns and to treat the symptoms.