Few topics provoke as much concern as the perception that puberty is beginning earlier than ever. While synthetic ...

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

By Dr. Liji Thomas, MD A longitudinal study shows that puberty may reprogram children’s epigenetic profiles in ways that track worsening or improving insulin resistance, uncovering early molecular ...

Why do some teens wind up with mental health and substance abuse problems? It's something researchers have worked to explain over the years, pointing to everything from parenting styles to genetic ...

Seven-year-old Oluchi Okechukwu had always believed that blood on her body could only mean she had fallen or scraped her knee.