Do you know that our bodies are made up of stardust? Everything in our bodies was once a part of a large star which collapsed and formed our Earth. Knowing this, it's no wonder that our bodies are so well designed. There are still some wondrous mysteries of our bodies that we have not yet figured out. Why do we feel like yawning when we watch someone else do it? Why do we dream at night? In this book you will learn enough facts about the human body to keep you thinking for a whole year. Who knows, YOU may be the one to uncover some more of the body's wonderful secrets!