Intricate Machine - A User's Guide to the Human Body

Your body is a masterpiece. Not a static, museum-piece kind of masterpiece, but a living, breathing, constantly adapting wonder. Every heartbeat, every blink, every thought—these are tiny miracles made possible by an intricate network of systems working together with mind-boggling precision.

But like any complex machine, your body isn't always intuitive to understand. Why do you yawn? How do your muscles get stronger? What exactly is happening when you fall asleep?

I'm Anya Ellis, and I have...