1. Rooted in ESPN's "X-Games" concept for extreme sports, it is now an invaluable adjective that describes things that are inherently much better.
1. Extreme is also used as a noun for routine exercise.
"Excuse me, I found regular yogart in the dairy section, but I was wondering if you had any extreme yogart?"
"Are we going to do extreme today?"
is better way of saying
"Are we going to the gym today?"