While there’s little harm in an occasional deviation from a normally healthy diet (of which, so-called “comfort foods” do not qualify!), it’s good to remember that a healthy diet plays an integral role in a healthy immune system.
There’s a lot of wisdom behind the old adage “When life hands you lemons, make lemonade,” especially in regard to minding our happiness. Breaking things down into small, achievable goals for ourselves can help make a lot of sourness much more palatable.