The Pros and Cons of Drinking Coffee

Con: Heart Disease Risk

Two or more cups of coffee per day may increase the risk of heart disease in people with a common genetic mutation (CYP1A2*1F) that slows caffeine metabolism. In one study, around 55 percent of participants had the mutation, and those who drank 4 or more cups a day had a 64 percent increased risk of heart attack.

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Review Date: 
March 18, 2014

Citation: 
Last Updated:
July 1, 2014