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Is Cholesterol Fat?

The American Heart Association describes cholesterol as a "soft, fat-like, waxy substance." Cholesterol is a lipid, which is also the umbrella group for fats, triglycerides, waxes and sterols.

  1. Fat Composition

    • Fats are composed mainly of triglycerides, phospholipids, and cholesterol. Triglycerides are the main component of fats in animals.

    Cholesterol Types

    • According to Medline Plus, there are several cholesterol types. These include high density lipoproteins (HDLs), hypercholesterolemia, hyperlipidemia, hyperlipoproteinemia, and low-density lipoproteins (LDLs).

    Function

    • Cholesterol helps maintain your cells' membranes, and produces hormones, according to the American Heart Association. It also has a role in Vitamin D production.

    Significance

    • High cholesterol levels can cause plaque build up in your arteries, causing them to thin. This is a precursor of heart disease, which can lead to heart attacks and strokes.

    Diet

    • According to the Harvard School of Public Health, your level of cholesterol is dependent upon the types of fat that you eat.

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