The purpose of the Endocrine system is to create and transmit chemical messengers across the entire body. Hormones will be secreted by glands and then transported to their targets by the circulatory system
Over our lifetimes, our bodies undergo a series of extraordinary metamorphoses: we grow, experience puberty, and many of us reproduce. Behind the scenes, the endocrine system works constantly to orchestrate these changes. Emma Bryce explains how this system regulates everything from your sleep to the rhythm of your beating heart, exerting its influence over each and every one of your cells.