In August 2018, a baby boy was born in Tokyo weighing only 9.45 ounces (268 grams) — about the weight of a bag of potato chips.

An unusual X-ray shows a cartoonish heart seemingly floating in a child's esophagus.

The pressure caused by flying at altitude is particularly difficult to bear for babies and toddlers.

A serious birth defect is on the rise in the United States, and a new report suggests it may be linked to opioid use.

Thousands of years ago, young students still had to do their homework.

This is the first reported sighting of Chinese researcher Jiankui He since his appearance at a conference in November.

Those kicks and jabs help your baby build an information superhighway while still in the womb.

Young children with intestinal infections don't appear to benefit from several commonly used probiotics.

Marvel at the cuteness of a pea-size baby octopus.