A–Z Glossary

Percentage weight change

Percentage weight change compares a newborn's current weight with birth weight to describe the relative loss or gain.

← Back to A–Z Glossary

Search results for: Percentage weight change

Birth Weight Loss and Regain in the First Weeks

Birth Weight Loss and Regain in the First Weeks

Why weight loss occurs after birth Newborn weight loss after birth reflects several normal physiologic processes. A baby is born with extracellular fluid that is gradually redistributed and excreted, and the first stools and urine contribute to the early decline. Feeding volume is initially small because colostrum is produced in limited but concentrated amounts; mature […]