HDL

(Newser) - Niacin sure sounds like a safe drug—it's a B vitamin; you can get it over the counter and in your cereal . And for years, doctors have been prescribing it in the hopes of cutting LDL, or "bad cholesterol," while increasing HDL, or "good cholesterol."...

(Newser) - If you've been diligently working to raise your levels of "good cholesterol" to maintain a healthy heart, a study in the Lancet has some sobering news: You might be wasting your time. It's true that high levels of the cholesterol, called HDL, are associated with a lower...