Newborn growth and development standard comparison chart Newborns refer to babies within 28 days after birth. Growth and development is the process from birth to adulthood, among which the neonatal period is one of the most critical periods. The newborn growth and development standard comparison chart is a tool used to reflect the growth and development status of newborns. By measuring, recording, and analyzing the baby\’s growth weight, length, head circumference, and responsiveness, we can better understand the baby\’s healthy growth, identify problems, and correct them in a timely manner. Let’s elaborate on it from four aspects