Pay attention to local heat preservation, prevent cold if there are endocrine disorders should be corrected. Cyanosis is limited to peripheral cyanosis at the end of the limbs, earwheel, tip of the nose and other parts of the body temperature is low, can be improved after keeping warm. How to prevent newborn limb cyanosis? 1.For newborns, oxygen therapy should be given in time. Cyanosis indicates the lack of oxygen in the body, which may cause damage to the brain, heart, kidneys, lungs and other important organs of newborns, thus affecting their intellectual and physical development. 2, in the family, can oxygen generator oxygen to meet the newborn’s need for oxygen. However, it is important to choose absolutely safe instruments and equipment, and the oxygen generator should not have any side effects. The use of home oxygen generator for the newborn hypoxia treatment to win time, to avoid due to the lack of oxygen for a long time and cause irreversible damage to the development of organs and intellectual development. 3, in the care of newborns should pay attention to keep warm, keep the airway open, prevent milk and vomit choking trachea.