Why Are So Many People Popping Vitamin D?

By GINA KOLATA from NYT Health http://ift.tt/2q7oucd
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There is no epidemic of vitamin D deficiency, experts say, yet pointless testing and treatment are rampant.
Why Are So Many People Popping Vitamin D? - By GINA KOLATA - at Health - Keyword: Vitamins, Vitamin D, Tests (Medical) - From The New York Times - Published at April 10, 2017 at 07:00AM