By Linda Formichelli
May 13, 2013
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Amy Lanou, PhD, is a senior nutrition scientist at the Physicians Committee for Responsible Medicine and an assistant professor of health and wellness at the University of North Carolina at Asheville.

Tom Parsons is the CEO and founder of BestFares.com, a travel website that monitors airfares and reports on discount cruises, tour packages, hotel rates, car rentals, and last-minute vacations. He travels 75,000 miles every year.