Your heart is constantly working for you, even if you don't realise it. Because it pumps blood and oxygen to all of your organs, the heart is the most vital muscle in your body. In this category we will be looking at common heart and circulatory health conditions. I'll explain about cholesterol, blood tests, as well as the right and wrong foods to eat when it comes to the heart. You'll learn about stress and the heart too, important to know.