Cholesterol

Cholesterol is a fatty substance known as a lipid and is needed for the normal functioning of the body.

Dr David Leake explains the difference between bad cholesterol (LDL, or low density lipoprotein) and good cholesterol (HDL, or high density lipoprotein), and how both of these affect the risk of cardiovascular disease.

You can download the Week 4 supplement, which contains additional images and descriptions to help you understand the topics covered in this video.

British Heart Foundation resources

Find out more in the following, optional, video Cholesterol and heart disease; one of a series, produced by the British Heart Foundation Risking it: Fighting against risk factors in coronary heart disease.