Heart disease kills causes almost one in four of all deaths in the United States, and is the leading cause of death in both men and women. In the UK, the figures are similar. But there are things we can do to look after our hearts, and to ensure that we are not one of those who die prematurely. Looking after ourselves not only makes us feel better, it means we live longer. In this comprehensive introduction, GP Simon Atkins looks at the heart, how...