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Niacin

A nurse takes a blood sample to establish the level of cholesterol of a patient. (credit: Luis Acosta/AFP/Getty Images)

NIH Stops Study Of Niacin To Prevent Heart Attacks

A drug that boosts people’s good cholesterol didn’t go on to prevent heart attacks or strokes, leading U.S. officials to abruptly halt a major study Thursday.

05/26/2011