Answer:
An appropriately loud response to fear, excitement, or your team scoring.
What must be looked through in order to see?
There is a man in a 4 story building. He jumps out of the window and is unharmed. He used no padding, and had no harm done. How?
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.
I am the first you ever saw, what greets you every morning and what goes out in the end.
What is always coming but never arrives?