Cardiology: Heart Mender

After cholesterol, the most important cause of heart attacks is the killer that Paul Ridker identified

The first time Dr. Paul Ridker appeared in the New England Journal of Medicine, he wasn't yet a doctor. In fact, he hadn't even graduated from high school.

That's because Ridker made his debut in the prestigious medical journal not as an author but as a research subject. He was nine years old, just returned from living in India and suffering from symptoms that none of his doctors could explain. He became the subject of a study at the National Institutes of Health, where doctors finally diagnosed his problem--a novel immune disorder that allowed certain parasites in his body to flourish--and...

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