Health expert and author of Eat This, Not That, David Zinczenko, deemed McDonald's French fries as the healthiest fast food fries. In his recent article for Yahoo, Zinczenko reviews the best and worst French fries at chain restaurants. Winning with 230 calories for a size small, McDonald's fries beat those from Jack-in-the-Box, Five Guys, and TGI Friday's. Zinczenko says in the article that the fries are surprisingly harmless in small amounts. Downgrade from a large order to a small twice a week, and you'll drop 8 pounds within a year." To read the full article, click here.