Randy Couture comfortable with staying retired but should he contemplate a comeback?

Randy Couture is 48-years-old but, not unlike Brett Favre, we just can't get rid of him. Or at least we can't stop talking about him.

Of course, the reason for that is both men remained stunningly capable of performing their respective jobs far later in their careers than most. Favre managed to take a team to within a field goal of a Super Bowl while dealing with a banged up body and the irreversible effects of aging. Couture's feat was arguably just as impressive.

That's because the man known as "Captain America" spent his career in the hurt business, a 14-year run avoiding knockouts (sometimes not) and bone crunching submissions against some of the