Mayo Clinic Newsletter

THIS WEEK'S TOP STORY

Sodium nitrate in meat: Heart disease risk factor?
How healthy is that food on your plate? Find out about sodium nitrate, a preservative in some meats that may harm your blood vessels and arteries.

FEATURED ARTICLE

Chelation therapy for heart disease: Does it work?
Doctors have used chelation therapy for years to treat mercury and lead poisoning. Can it help your heart, too? See what the research says.


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