i like it for a reason already mentioned -- straying off regular routes and tacking on extra mileage. in fact, most of my running is not a predetermined route... just meandering until i reach my goal.
i also love to use it for some of my repeat wo...
the overuse of sport drinks and gels. some running stores push this crap on beginning runners who scarf it down on 30 min. runs, and these poor newbies can't understand why they don't lose any weight. nobody should be taking in calories during any...
I have an australian shepherd and he LOVES to run. In fact you have to run them or else they'll find ways to get in trouble when you're not around. I run him in the morning for 4 miles and then my wife will run him in the afternoon. They are great...