Tanner stages track five milestone physical changes during puberty for both boys and girls. Early puberty in females starts before age 8, and before age 9 in males. Delayed puberty is when girls don't ...

Editor’s note: The podcast Chasing Life With Dr. Sanjay Gupta explores the medical science behind some of life’s mysteries big and small. You can listen to episodes here. (CNN) — Puberty: It’s one of ...

Parents polled shared a range of approaches and worries in preparing their tweens for this major stage of development. ANN ARBOR, Mich. – Most parents agree that talking to their kids about puberty is ...

ANN ARBOR, Mich. — The awkward “birds and bees” talk might be happening too late for many American kids. A shocking new poll finds that while puberty is starting earlier than ever, with 17% of ...