Teen runners aren't just getting faster—they're resetting what "fast" means, and doing it at an astonishing pace. In Wired , Brendan I. Koerner dives into "trackflation," the sport's term for the surge in eye-popping times among middle- and high-school athletes, where marks that once won national titles now barely place....
'Trackflation' Is Turning Teen Runners Into Machines
