Author Description

Your blood contains billions of tiny cells that help keep you alive. Blood carries oxygen around your body and helps you fight off infections and diseases. It can repair cuts and scrapes. But sometimes things go wrong, and your blood cannot carry out these vital tasks. Controlling the Blood describes the various cells in your blood and how they work. It explains how blood is made, what it contains, and the role it plays in your body. It shows how your heart works and how your blood is cleaned. And it outlines what can happen if any part of this complex system stops working. Book jacket.