We get it: Kids have a weakness for chicken nuggets, mac and cheese, or sugar-packed snacks. Sometimes it's just unavoidable to give in to the demands. But what if introducing your kids to a wider variety of foods could prevent the development of allergies, asthma, and eczema? New research suggests this is exactly the case. And with the rate of food allergies skyrocketing for kids nearly 50 percent from 1997 to 2011 according to the CDC, helping your kid develop a wider palate could be one of the best health gifts you give them. Here are some great tips from pediatricians on how to raise a kid with a stomach of steel.