Answer:
What is found over your head but under your hat?
Take it and you will lose or gain more than all the others.
Sometimes you feel it weigh a ton. Yet it is nothing, but somehow still there. Makes you uncomfortable around anyone, But speak its name and it's gone.
What gets broken when you don't hold it?
What kind of cup doesn't hold water?
I am a room that has a roof but no walls. What am I?