Hungry at the ball game? Wave down that snack vendor and order peanuts in the shell. It's your healthiest option. The worst? Nachos with cheese. Tummy grumbling while you're stuck in the airport? Pizza, no pepperoni, is your best bet. There's protein in the cheese, and the tomato in the sauce counts as a veggie serving.

According to the Today Show and Real Simple magazine, a small bag of plain pretzels or whole wheat crackers with peanut butter from a vending machine are tops compared to any variety of chips or candy bars. Headed to the movies? Pick a child's size popcorn -- no butter -- and if you must have a sweet something, Junior Mints have less fat than most other sugary options. Two more tips: Avoid all "Jumbo" choices, and definitely don't opt for Milk Duds. A whole box will fill you with more than 500 calories.

Is a stop at a mall food court in your future? How about the mini-mart? Before you head to these locations, be sure to check out this article.