Couldn't have said this better myself.  You hit on so many key points.  Body comp - yes you'll change, you will look and feel better.  Ain't nothing wrong with enjoying that side of it.  

*We live in an age where running or hiding from conflict is as easy as pulling up an app or flipping on a T.V. Program*

Or taking a pill. Why not stretch, do some pushups, or go for a run (or walk) instead? Resteemed.