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What cardiologists have to say about controversial red meat study

New guidelines in the journal, Annals of Internal Medicine, say you do not need to cut back on red or processed meat. Research says there’s a weak connection between meat and disease. The American Heart Association, the American Cancer Society, and the American College of Cardiology all reiterated their recommendation to cut red meat consumption. Dr. Tara Narula, a cardiologist, joins "CBS This Morning" to discuss what consumers need to know.
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