Why are vitamins necessary for our health?

Why are vitamins essential for our health? Why does the AMA now join with leading nutritional scientists and recommend taking nutritional supplements?
Comments on article "Why are vitamins necessary for our health?"
Name Views and CommentsDate
Sreyashi I think this is good but it can be improvised. 6/18/2009
sabrina this is okay but not perfect i think that you could add a little more information about the vitamins and wat all the vitamins are called which ones or very good, and which ones are not as good as others 11/26/2008
saket Why doctor dips the thermometer in a liquid before use 11/8/2007
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