CHICAGO, May 26 (Reuters) - Giving a high dose of niacin to people with heart disease who are already taking a cholesterol-lowering statin does nothing more to prevent heart attacks and strokes, U.S.

CHICAGO, May 26 (Reuters) - Giving a high dose of niacin to people with heart disease who are already taking a cholesterol-lowering statin does nothing more to prevent heart attacks and strokes, U.S.

When you have high cholesterol (meaning your numbers are above normal cholesterol levels for people your age), your doctor may suggest a variety of measures to reduce your "bad" low-density ...