15. Make it a veggie pie.

Order your next pizza topped with more vegetables and less meat. Loading the pie with low-calorie, low-fat veggies will muscle out the more traditional fatty meat toppings. Compared to a meat pie, a veggie pizza can have 25 percent fewer calories and about 50 percent less fat and saturated fat. If a meat pie is a must, order it with half the usual amount and go heavy on the veggies.