Coronary heart disease can cause angina & heart attacks & is one of the commonest causes of death & disability in the world. The word 'coronary' refers to the coronary arteries which supply the heart muscle with vital oxygen & nutrients; when they become narrowed with fat & cholesterol a clot can form & block one of the arteries causing a heart attack. This book is all about coronary heart disease & what we can do to prevent & treat it with details of the drugs bypass surgery & angioplasty in current use.