Our bodies go through a series of changes during our lifetimes. We grow, experience puberty, and reproduce.  This TED-Ed video based on a lesson Emma Bryce explains how our endocrine system constantly regulates every change our bodies undergo, and how it orchestrates everything from sleep to the rhythm of our beating heart, exerting its influence over each and every one of our cells.

THIS IS COOL. I WANT TO LEARN SOMETHING ELSE, TOO!

Video via – TED-Ed
Further Readings And References @ Hormone Health Network, Khan Academy, You And Your Hormones