Few things are scarier than a sick child, especially one with a burning fever. But bear in mind that keeping your own cool is the best approach in this situation as not all toddler fevers are cause for great concern. Trusted SourceKidsHealth From NemoursFeversSee All Sources [1] Remember, a fever is simply the body's signal that an infection has settled in and your tot's immune system is doing its darndest to fight it off.