As kids turn into teens, courtesy of puberty, they go through a lot of changes. And girls have questions. When will my breasts grow? When will I get my period? What's the deal with irregular periods?

Ah, adolescence: the gnarly netherworld of acne, braces, hormones, fickle friendships, and byzantine middle school stairways to nowhere. It was awkward enough when we went through it, and now puberty ...

Add Yahoo as a preferred source to see more of our stories on Google. At 11 years old, I confided in my mom that I thought I was dying as I had two identical tumors forming on my chest. There was no ...

Ten-year-olds developing adult bodies, eight-year-olds needing training bras, and seven-year-olds starting their periods – these scenarios that would have been shocking medical anomalies just a ...

Research shows that kids are starting puberty earlier than ever, with the average age now beginning at 8 for girls and 9 for boys. But what does this mean for their long-term health? Sanjay sits down ...

Worried about early puberty in your child? Child nutritionist Sanchita Daswani explains that milk isn't the sole culprit.

The benefits of puberty-blocking drugs for transgender children are drawing fresh attention after the scientist leading a major federally funded study was quoted by The New York Times as saying she ...

(CNN) — For many parents, the idea of having “the talk” with their kids may be daunting, making them feel embarrassed or squeamish. But many parents are conflating the classic growing-up talk about ...

Kids who consume artificial and natural sweeteners like aspartame, sucralose, and glycyrrhizin may face an increased risk of early puberty, especially if they carry specific genetic markers. This ...