The CDC study focused on 17 key nutrients, including fiber, potassium, iron and vitamins A, C, D, E, and K. PFVs are foods that score high in these nutrients, providing more health benefits per ...
Kathleen Culliton is Raw Story's assistant managing editor. She's been covering local and national news for more than a decade for outlets that include the New York Post, Al Jazeera, DNAinfo New ...