Little babies tossing and turning in their sleep is mainly considered to be caused by physiological or pathological factors, physiological factors such as the presence of hunger and other abnormalities; pathological factors such as calcium deficiency and so on. 1. Physiological factors: when infants and young children feel abnormal conditions such as hunger, cold or hot during sleep, they will have physiological body reactions, which may show the phenomenon of tossing and turning in their sleep. 2. Pathological factors: infants and young children calcium deficiency, the nervous system excitability increases, showing symptoms of irritability, as long as the slightest feeling of external stimuli, you can appear restless performance, such as sleep tossing and turning; in addition, infants and young children suffering from bone tuberculosis, there will be a nighttime sleep tossing and turning, and then wake up or even crying symptoms. There may be other reasons why your little one is tossing and turning in his sleep, so we recommend that you go to the hospital in time for a complete examination to determine the cause of the problem, and then give targeted treatment under the guidance of your doctor.