The timing of your first period offers important clues about your hormonal health and future fertility. Whether menarche occurs early or late, it may indicate underlying hormonal health, affecting ...
Medically reviewed by Cordelia Nwankwo, MD Key Takeaways Breast development usually starts about two years before the first ...
We independently review everything we recommend. We may make money from the links on our site. Learn more› By Nancy Redd Nancy Redd is Wirecutter’s health and grooming writer. Her latest puberty book ...