Truth be told, the answer is probably somewhere in between.
But as proportions rage out of control right now, here's Jennifer Harrison with more on why super-sizing might not be so super smart. That's five servings of soda right there. You need to share it with your friends. Your huge coffee that has half and half in it and chocolate and a few other things that you get in there to make it taste delicious you are getting a lot of calories without actually eating any food. In the 1950s, McDonald's French fries were approximately a 2-ounce serving size.