Infant Health Signs: What to Expect from Birth to Toddlerhood

Infant health concerns often involve monitoring for signs of allergies, abnormal muscle stiffness, or unusual odors like breath smelling like vinegar. Proper care includes regulating temperature and noise levels.

Do Infants Have a Growth Spurt at Four Weeks Old?

Published Jun,13 2017 | By Lisa Baker

During the first year of life, your infant is likely to triple his birth weight and grow at least 8 inches in height. However, most of this growth will not happen in a slow, steady pattern; most babies experience growth spurts during which they grow a lot in a short amount of time.