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Heart

Our bodies need cholesterol to form cell membranes, to help break down some dietary fats, and for some hormones.  Our liver is capable of making all the cholesterol we need, but we also consume cholesterol when we eat animal products (egg yolks, whole milk, and red meat) and saturated fats.  Our bodies can use this [...]

Cholesterol is a wax-like substance needed for cell membranes and some hormones. High levels of cholesterol are linked to coronary artery disease and heart attacks (myocardial infarction). Cholesterol is carried through the blood on lipoproteins.  The two most common lipoproteins are high-density (HDL) and low-density (LDL).  HDL is “good” cholesterol because it is believed to [...]

Government Agencies The U.S. Department of Health & Human Services has a branch called the National Heart Lung and Blood Institute.  This department provides information to both the public and health professionals on diseases and research affecting the heart, lung, and blood. To search for information on bypass surgery, click the NHLBI link above, and [...]