“Good” and “bad” cholesterol: These well-known characters have long starred in the saga of heart health. But in a major plot twist, “good” cholesterol, it turns out, is not always so good. In the last ...
Low-density lipoprotein (LDL) cholesterol, or “bad” cholesterol, collects in the walls of the blood vessels, causing them to narrow. High-density lipoprotein (HDL), or “good” cholesterol, moves LDL ...
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