Cholesterol meaning: What Is Cholesterol

What Is Cholesterol? Cholesterol is the most prominent member of the steroid family of lipids. It is a waxy, fat-like substance found primarily in the cells of animals and humans, where it is also the principal sterol. All cells and other body fluids contain some cholesterol, either in free form or in storage form. Cholesterol levels are measured in milligrams (mg) of cholesterol per deciliter (DL) of blood. The average level of cholesterol should range from 200-300 mg/DL. Cholesterol is ... Cholesterol is a waxy substance throughout the body. It’s not “bad” unless you have too much of it. Your body needs it to build cells and make vitamins and other hormones. But too much cholesterol can pose a problem. Cholesterol comes from two sources. Your liver makes all the cholesterol you need. Cholesterol is a waxy, fat-like substance found in every cell in your body. Learn what a total cholesterol test can reveal. Cholesterol is a waxy, fat-like substance that's found in all the cells in your body. Your body needs some cholesterol to make hormones, vitamin D, and substances that help you digest foods.