TED-Ed

Explore how the thyroid operates, and how this organ makes sure all the cells in your body are working. -- Nestled in the tissues of your neck is a small, unassuming organ that wields enormous power over your body: the thyroid. Emma Bryce explains how the thyroid, like the operations manager in a company, is tasked with making sure that all the cells in your body are working properly. Lesson by Emma Bryce, animation by Tremendousness. View full lesson: http://ed.ted.com/lessons/how-does-the-thyroid-manage-your-metabolism-emma-bryce