If the blood flow to the arms or legs is blocked, it can cause peripheral artery disease.If the blood flow to the brain is blocked, it can cause a stroke.If the blood flow to the heart is blocked, it can cause a heart attack.When this happens, parts of your body don't get enough blood: Over time, plaque can narrow your arteries or fully block them. High LDL levels can cause the buildup of a sticky substance called plaque in your arteries. Too much LDL cholesterol in your blood increases your risk for coronary artery disease and other heart diseases. There are two main types of cholesterol: low-density lipoprotein (LDL), or "bad" cholesterol, and high-density lipoprotein (HDL), or "good" cholesterol. Foods that are high in dietary fat can also make your liver produce more cholesterol. But you can also get cholesterol from the foods you eat, especially meat, eggs, poultry, and dairy products. Your liver makes all the cholesterol your body needs. You need some cholesterol to keep your cells and organs healthy. Cholesterol is a waxy, fat-like substance that's found in your blood and every cell of your body. A cholesterol test is a blood test that measures the amount of cholesterol and certain fats in your blood.
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