Find out what happens if you have too much niacin. | | | THIS WEEK'S TOP STORY | |  | | | | Niacin overdose: What are the symptoms? | | It's unlikely that you'll overdose on niacin when you take it as prescribed for high cholesterol, but keep these warning signs in mind. | | |
| | | | FEATURED ARTICLE | | | | | Video: Coronary angioplasty | | Watch this quick video to see how doctors clear clogged heart arteries with a procedure called an angioplasty. | | |
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