Your stomach is rumbling, but dinner is still a couple of hours away. Should you wait for your next meal or have a snack? Go for the snack, nutrition experts recommend. Snacks give your body the fuel it needs to keep going. And as long as you keep an eye on portion size, nutritious snacks can fit nicely into a healthy food plan even if you're trying to lose weight. Aim to keep snacks at 100 to 250 calories, depending on your daily calorie goal. Here are 10 easy-to-prepare options that the whole family will love.