Anatomy

The hollow area within a tube, such as a blood vessel.

Low density lipoprotein (LDL) is the body’s primary cholesterol-carrying molecule, transporting cholesterol from the liver through the bloodstream to cells throughout the body. High blood levels of LDL cholesterol promote the development of coronary artery disease by contributing to the build-up of fatty plaques inside artery walls (atherosclerosis), which is why LDL is often called … Read more

A fatty substance that is insoluble (cannot be dissolved) in the blood.