Use of many common supplements — iron, in particular — appeared to increase the risk of dying, and only calcium supplements appeared to reduce mortality risk. The increased risk amounted to a few percentage points in most instances.
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Read the complete post at http://www.npr.org/blogs/health/2011/10/11/141234392/supplements-look-risky-in-study-of-older-women?ft=1&f=103537970
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Oct 11 2011, 01:03 PM
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NPR Blogs: Shots - Health Blog