What is Menarche?

Menarche is the first "bleeding" menstrual cycle that a young girl has. It usually starts around age 12 but can happen as early as age 9. You can find more information here: http://www.webmd.com/parenting/tc/menarche-topic-overview
Instant inspiration
Sometimes you simply need a fresh perspective to solve a challenge. Click here for a random insight from history's great thinkers.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.