To D or Not to (Vitamin D)? – Using Medical News Wisely

To D or Not to D

The year before last you couldn’t go more than one winter week without a headline or news anchor telling you that your winter blues may be due to vitamin D deficiency, at which point vitamin manufacturers and sellers everywhere littered your grocery store aisles with vitamin D bottles. We all took loads of vitamin D.

Jump two years forward. A recent study came out suggesting that vitamin D deficiency does not cause depression, but data implies it is the reverse. Depression causes vitamin D deficiency. Right.

There is a link between vitamin D and depression. That seems clear. What that link looks like, though, is still somewhat uncertain. This raises three important issues.

To read the full article please click here to go to the Huffington Post.


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