Few topics provoke as much concern as the perception that puberty is beginning earlier than ever. While synthetic endocrine-disrupting chemicals are often cast as the primary culprits, puberty is ...

THURSDAY, Oct. 30, 2025 (HealthDay News) — Puberty is the time when children’s bodies start to make hormones that lead to physical changes and signs of maturation. It prepares the body for ...

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 ...