The baby lying down hands and feet stirring may be related to physiological factors, physical discomfort, neurological disorders and so on. 1. Physiological factors: the baby’s nervous system is not well developed, can not fully control their own activities, when the baby is excited, there will be lying down when the hands and feet stirring phenomenon. As age increases, it can stop by itself, no need to intervene. 2. Physical discomfort: if the baby suddenly appear hands and feet stirring, consider that there may be physical discomfort. Because the baby’s gastrointestinal tract development is not sound, such as feeding the baby improperly so that the baby bloating discomfort, or failure to timely change the diaper, excreta caused by the baby discomfort, there may be crying or stirring phenomenon. 3. Neurological disorders: when the baby is older, the hand and foot stirring symptoms still exist, we must consider the existence of neurological disorders, such as Tourette’s syndrome, epilepsy, etc., should be timely to the regular hospital to improve the examination. The baby lying down hands and feet stirring may also have other reasons, it is recommended to immediately go to the hospital, improve the examination to clarify the cause of the disease, in accordance with the doctor’s instructions for targeted treatment or treatment.