Cholesterol

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By Jennifer Moll, About.com

Updated: November 06, 2006

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Saturated fats
These fats are in foods and are considered the most detrimental to your health. They usually are solid at room temperature and are derived from animal products. When looking at their molecular structure, saturated fats contain the maximum number of hydrogen atoms (hence "saturated" with hydrogen atoms).


Statin Drugs
A group of cholesterol-lowering drugs that contain the suffix "-statin" on their generic name and are structurally similar. They work by inhibiting HMG-CoA reductase, an enzyme that is the principle regulator in cholesterol synthesis in the body.They work by decreasing LDL (the bad cholesterol) and triglyceride levels and increasing HDL (the good cholesterol) levels in the body.


Trans-fatty acids
In nature, most unsaturated fats are cis-fatty acids. During hydrogenation, the molecular structure changes from cis- to trans-fatty acids. These fats increase LDL levels and decrease HDL levels, which may increase your risk of heart disease.


Triglycerides
Triglycerides are another type of lipid (fat) circulating in the blood and account for almost 95% of the fat in the body. They are carried throughout body by a special lipoprotein called a chylomicron. High levels of triglycerides, along with low density lipoproteins, indicate a high risk of acquiring heart disease. Like LDL, triglycerides can also deposit themselves along the walls of arteries and vein, forming a thick plaque that is referred to as atherosclerosis.


Very Low Density Lipoproteins
Very low density lipoproteins, or VLDL, are lipoproteins that carry cholesterol from the liver to organs and tissues in the body. They are heavier than low density lipoproteins, but are also associated with atherosclerosis and heart disease.

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Cholesterol

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