-Height and weight: At birth, the average height of the male baby is 50.4cm and the average weight is 3.32kg；; The average height of the female baby is 49.7cm and the average weight is 3.2 1kg.
-Skin: Check skin color. It is normal to have ruddy skin.
-Heart rate: Check the number of heart beats in a certain period of time. Generally, the heartbeat is strong, exceeding 100 beats per minute.
-Breathing: Newborns cry several times after birth, and then start breathing with their lungs. Breathe 40-50 times per minute for the first two weeks. The neonatal pulse rate is 120- 140 beats per minute.
-Body temperature: It is normal for newborns to have a body temperature of 36.5-37.5℃.