Small kids never sit still! In between mealtimes fuel them up with healthy snacks to give them extra energy. Introducing healthy snacks can sometimes be difficult, but persevere. Gradually try new things to see what works.
By understanding a little about why young children can be fussy eaters, you can help to alleviate some of the stress around mealtimes and help to make eating fun. Just because your child says they won't eat a food, it doesnt mean they dont like it. They may not have even tasted it! Check out some of the reason for fussy eating.