By: Payton Rathjen


An LDL is a lipoprotein (combination of a lipid and a protein) that is responsible for transporting cholesterol to the cells. This may also be known as "bad cholesterol".


An HDL is another type of lipoprotein that is responsible for removing excess cholesterol from the blood stream and transporting it to the liver. This may also be known as "good cholesterol".

How do LDL and HDL differ?

They both deliver cholesterol to different parts of the body. Their structure is also different. A LDL is made of 50% cholesterol and 25% protein while HDL consists of 20% cholesterol and 50% proteins.

Why do the doctors care about HDL and LDL?

They monitor this because it helps them evaluate a persons health status and to determine wether a person is at risk for cardio vascular disease.

What are other things doctors monitor in the blood?

They also monitor triglycerides and normal cholesterol.

What can you do to change your LDL and HDL

*Eat a healthy diet

*Maintain a healthy weight

*Don't smoke

*Exercise regularly

*Treat high cholesterol

Effects of intake of fats

Monounsaturated fats and polyunsaturated fats are good for the heart but having to much saturated and trans fat can cause problems to the heart and causes your cholesterol levels to rise.

What do the results of a cholesterol test mean?

How is HDL and LDL associated with heart disease?

High levels of LDL can lead to atherosclerosis increasing the risk of a heart attack and stroke.

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