Who Says You Can’t Drink a Gallon of Water a Day?

For years one of my best friends (Steve) has somehow managed to keep his waist size pretty close to where it was when we were in high school, even now, well into his forties.  Many of my friends/colleagues have fitness club memberships, and are avid runners and tennis players, yet very few of them get the results my buddy Steve gets, despite the fact that they all work much harder at it than he does (or so it seems).  So how does Steve stay so fit and trim?  Simple.  He…