How to Stay Healthy

What happens to my body when I'm asleep?
Why do I need to exercise?
What food does my body need?

Your body is incredible, but sometimes it needs some help from you to stay healthy. It's good to know how to look after it. Packed with straightforward explanations, advice, quick tips, simple exercises and brilliant activities, this book will help you look after your body, so your body can look after you.