What Is High Cholesterol?


Quick Answer

According to WebMD, high cholesterol occurs when there is an excess amount of the lipid cholesterol in the bloodstream of a patient. Cholesterol is an essential lipid in the human body, but too much of it can be harmful.

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What Is High Cholesterol?
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Full Answer

According to WebMD, there are two different types of cholesterol. LDL cholesterol is the bad cholesterol that can increase a patient's risk of heart disease, heart attack and stroke. HDL cholesterol is the good cholesterol that can reduce a patient's risk of heart disease, heart attack or stroke. Patients with high cholesterol often have too much LDL cholesterol and not enough HDL in their bloodstreams.

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