NYT > Health: Well: Low Vitamin D Levels Linked to Disease in Two Big Studies

Well: Low Vitamin D Levels Linked to Disease in Two Big Studies

The new research, however, doesn't show whether low levels are a cause of illness or are simply an indicator of overall health.

Source: http://rss.nytimes.com/c/34625/f/640346/s/38e047ea/sc/14/l/0Lwell0Bblogs0Bnytimes0N0C20A140C0A40C0A10Clow0Evitamin0Ed0Elevels0Elinked0Eto0Edisease0Ein0Etwo0Ebig0Estudies0C0Dpartner0Frss0Gemc0Frss/story01.htm