We shiver when we are cold and sweat when we are warm. Our body does a lot of work to keep us the right temperature. Learn all about how warmth plays an important role in our health. What do you do if you are hungry? You eat something, of course! Our bodies need all sorts of fuel in order to work at their best. But why does this happen? And what happens if we don't get everything that we need? Get ready to Fuel Up! and learn all about the fuel we need.
