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Could high calcium intake damage my heart?

November 1, 2021

Ask the doctors

Q. Someone told me that taking a calcium supplement might be harmful to my heart. Is this true?

A. Some past research findings did seem to hint at a link between high calcium intake from supplements and an increased risk of heart attack or other heart-related problems. But this association remains controversial. More recent evidence from the National Osteoporosis Foundation and the American Society for Preventive Cardiology has found no such relationship.

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