When your body is hungry, it's need nutrients not calories. And when you get sick you probably need more of those nutrients.  Think about nutrients like they are soldiers with assigned missions and...

1.
Bring water or milk to a boil in a medium saucepan. Stir in oats, reduce heat to low. Add shredded apple, honey, and then add the beetroot juice. Simmer uncovered over low heat, stirring occasionally, for 25-30 minutes or until oats are of desired texture.