Baby sleep is very shallow easy to wake up may be the environment, lack of vitamin D, or other diseases and other factors related to the need for timely medical care, clear reasons for targeted treatment. 1. environment: baby sleeping environment noisy, strong light, too hot, too cold, etc., may lead to the baby sleep very shallow easy to wake up. Need a comfortable and quiet environment, dimming the light, indoor temperature and humidity to maintain appropriate, to the baby clothes and cover the quilt should not be too thick. 2. Lack of vitamin D: the lack of vitamin D in the baby’s body, causing calcium and phosphorus metabolism disorders, easy to cause the baby to sleep soundly. It is recommended to follow the doctor’s advice to supplement vitamin D and calcium, usually pay attention to often give the baby sunshine. 3. Disease: baby colic, eczema or other diseases, resulting in discomfort, will lead to shallow sleep easy to wake up. It is recommended to observe the baby with or without abnormal symptoms, if abnormal symptoms, to the hospital in a timely manner, to clarify the cause of the disease, the cause of treatment. Baby sleep is very shallow easy to wake up suggests that the family more observation of the baby’s situation, if there are abnormalities should be timely to the hospital for treatment. At the same time, we should give the baby a sense of security, soothe the baby.