A 10-year Danish study finds puberty is starting earlier in kids, linking the shift to pregnancy, weight, stress, and genetics.

Understanding the Testosterone-Acne Connection If you thought acne breakouts were only a teenage problem, think again.

A longtime stand-up comedian takes a fact-check question & flips into an accurate take on kids' sports in the United States.

The Taliban has released a video of an interrogation of a girl who passed as a boy. It's an age-old practice in this ...

By Dr. Liji Thomas, MD A longitudinal study shows that puberty may reprogram children’s epigenetic profiles in ways that ...

It’s the "awkward phase" we all remember, but for many young girls, puberty is happening sooner than expected. It's the "awkward phase" we all remember, but for many young girls, puberty is happening ...

Having periods is normal, but talking about it with your kid might not be. Here's how to do it right, according to doctors.

What becomes of a child once the world decides her face means more than her voice? Thylane Blondeau grew up under a label that arrived absurdly early and lingered far longer than childhood should.

It was like doing another college degree, but you’re majoring in Judy Blume,” Mark Oppenheimer (here in his Connecticut home) says of his extensive research.Credit...Jillian Freyer for The New York ...

Study maps five major eras of brain wiring from birth to old age, revealing the key turning points that shape how we learn, ...

Summer Robert was officially diagnosed with macromastia, a condition that causes excessive breast growth, three years ago. She speaks with PEOPLE about her condition, which has caused her to wear an R ...