What is the role of HDL and LDL in the body?

Answer 1

Both HDL and LDL cholesterol are a kind of fat. Since cholesterol cannot be transported into your bloodstream, it needs these two lipoproteins.

HDL is also called "good" cholesterol because it tends to wash cholesterol from blood vessels.

LDL is called "bad" cholesterol because it can accumulate in your bloodstream when reaches high levels and cause atherosclerosis

More details find at http://www.cholesterol-hdl-ldl.com/raise-hdl-cholesterol.html

Answer 2

Very high levels of HDL and LDL lead to Heart diseases. If there are too many LDL molecules in your blood HDL will help get rid of it but over time it will build up in you blood decreasing the flow to your heart and brain. This leads to a heart attack or a stroke.

Answer 3

HDL and LDL are under the five major classes of lipoproteins in the human plasma.

role of HDL: transport of cholesterol (as ester) from peripheral tissue to liver for its excretion. HDL serves as a reservoir of apoproteins.

role of LDL : supply cholesterol to liver and other extrhepatic tissue for utilisation. transport of cholesterol from liver to tissue for utilisation.

Answer 4

Sometimes known as "good" cholesterol, HDL Cholesterol is believed to remove other forms of cholesterol such as LDL Cholesterol. HDL is believed to transport LDL to the liver for recycling. HDL is also believed to maintain the walls of the endothelium which is key to reducing the risk of heart attacks and strokes.

Answer 5

they are both a form of bad cholesterol, which is the main factor is heart diseases.