Do you let your kids eat whatever they want, all the time? In many respects, an introduction to lifelong proper nutrition can start as early as four or five, before kids get used to all-things-sweet, candy, pop and other non-nutritious stuff.

How to do that? A firm hand and proper preparation are key, and although it's very hard to get kids to eat things that aren't filled with chemicals and taste enhancers (as well as so much sugar), it'll save them a lifetime of eating bad if habits can get started early.

Instead of Ho-Hos, try packing a different fruit in that lunch bag...