And so,we wanted to do a systematic review of all the literature, find all of the appropriate studies and pool them to see if together, there's a benefit for replacing saturated fat specifically with polyunsaturated fat."

VOA: standard.2010.03.25

And so if that's not going to produce benefit, what sorts of replacements might?" Mozaffarian's study found that people who replaced saturated fat with polyunsaturated fat had about a 20 percent lower risk of heart attack or other heart disease.

VOA: standard.2010.03.25