So now that my foot has healed, I'm going back to the youthinator, putting on my running shoes, keeping Rob's phone number tucked in the back pocket of my work-out clothes, hobbling over to the recumbent bike in the corner of the advanced orthopedic rehabilitation center, and for 30 minutes a day pedaling furiously backward toward my youth.

NPR: The iPod, an Electronic Fountain of Youth

"If he feels good, I don't see this injury being career-ending, " said Dr. Robert Gotlin, the director of orthopedic and sports rehabilitation at New York City's Beth Israel Medical Center.

WSJ: Mariano Rivera Injury: Jason Gay on Mariano and the Staircase