Statins

Source: MedlinePlus Health Topics, U.S. National Library of Medicine

Last synced 8/6/2026Status: primary verified

What is cholesterol? Cholesterol is a waxy, fat-like substance that's found in all the cells in your body. Your body needs some cholesterol to work properly. But if you have too much of it in your blood, it can stick to the walls of your arteries and narrow or even block them. This puts you at risk for coronary artery disease and other heart diseases . Cholesterol is made by your liver. It travels through the blood on proteins called lipoproteins. One type of lipoprotein, LDL , is sometimes called the "bad" cholesterol. A high LDL level leads to a buildup of cholesterol in your arteries. Another type, HDL , is sometimes called the "good" cholesterol. It carries cholesterol from other parts of your body back to your liver. Then your liver removes the cholesterol from your body. What are statins? Statins are a type of cholesterol medicine . Your health care provider may prescribe them if you have high cholesterol and making lifestyle changes does not lower your cholesterol enough. Statins are the most common medicines used to treat high cholesterol. How do statins lower cholesterol? Statins lower LDL cholesterol by slowing down how much cholesterol the liver makes. They also increase your liver's ability to remove LDL cholesterol that is already in the blood. This can slow the formation of plaques in your arteries. Studies have shown that statins lower the risk of heart attack and stroke in people with high LDL cholesterol. Statins can lower your triglyceride level as well. Triglycerides are another type of fat in your blood that can raise the risk of heart disease. Statins may also increase your HDL cholesterol. What are the risks of taking statins? Statins usually don't cause side effects , but they may raise the risk of type 2 diabetes . However, this mainly happens in people already at high risk of diabetes, such as those who are overweight or have obesity , prediabetes , or metabolic syndrome . Statins may also cause abnormal results on liver enzymes tests, but a

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This information is for general education and is not medical advice. Always talk to a licensed U.S. clinician about your situation, medications, or treatment decisions.