What does the brain do and how does it control my body?
Brain's Busy Whisper
What does the brain do and how does it control my body?
Right now, behind your eyes, sits a soft grayish blob about the size of two fists pressed together. It doesn't look like much. But it's reading these words, beating your heart, and deciding whether to keep going. Meet your brain — the busiest, quietest manager you'll ever have.
Your brain's whole job is to run your body, and it does that with messages. Tiny electric signals zip along thin wires called nerves. Think of nerves as the body's mail routes, threading out from the brain to every fingertip, toe, and eyelid you've got.
