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Vertrue Incorporated Extols Virtues of Hosting In-Office Wellness Programs (PRWeb Nov 4, 2008) Read the full story at http://www.prweb.com/releases/vertrue/vertrue_incorporated/prweb1555104.htm

(University of Iowa) Essential to good health, vitamin D requires activation to function properly in the body. Until recently, this activation was thought to occur primarily in the kidneys. A new study finds it can occur in lung airway cells. The investigation also links the vitamin D produced in the lung airway cells to activation of infection-fighting genes.