The switch to standard time offers sleep-deprived teenagers a rare chance to catch up on much-needed rest.

Why does my toddler say "no" to everything? Say everything is "mine"? Want to crash into everything? Child development experts unpack common toddler behaviors and offer advice on how parents can cope.

A decade ago, research said giving young children peanut products can prevent allergies. A new study says that, 10 years later, tens of thousands of U.S. children have avoided allergies as a result.

NPR's Leila Fadel speaks with Dr. David Hill, an allergist and physician, about a study he co-authored that found early exposure to peanuts resulted in fewer peanut allergies in children.

As Florida halts some mandatory childhood vaccines, residents in the state are split -- some fear a drop in herd immunity while others praise the decision as a win for parental choice.

In South Carolina, more than 130 schoolkids are under quarantine after being exposed to measles. Across the U.S., total case counts could be even higher than the official number.

A Cornell University researcher has been developing an artificial heart for children for more than 20 years. Now, his research is on hold and his lab is shut down.

A national survey of students, teachers and parents shines a light on how the AI revolution is playing out in schools – including when it comes to bullying and a community's trust in schools.

Public health officials in Mississippi recently declared a crisis around infant mortality. Too many babies are dying. Officials are working to help pregnant moms get access to better prenatal care.

President Trump says an old drug that acts like a vitamin can reduce autism symptoms in many children. The science doesn't support that claim.