Most Americans and others are not taking enough vitamin D, a fact that may put them at significant risk for developing cancer As usual, the only thing that Vit

Most Americans and others are not taking enough vitamin D, a fact that may put them at significant risk for developing cancer As usual, the only thing that Vitamin supplements cure is vitamin deficiency. If you don't have a deficiency, they won't do a blind bit of good, and may even be harmful. http://newsimg.bbc.co.uk/1/hi/health/6399773.stm http://newsimg.bbc.co.uk/1/hi/health/6399773.stm