Scientists say vitamins and minerals are "a waste of money"

Americans spend more than $20 billion a year on supplements in hopes of staving off cancer, heart disease, and dementia. Trouble is, the latest research shows they provide no benefit — and they may even be hazardous to our health. But given our nutrient-deprived diets, should we really stop taking these pills… » 12/17/13 12:42pm 12/17/13 12:42pm