If you prefer more structure, try a ladder fartlek: Run fast for one minute, recover with a jog, then repeat, running for two ...

For 37 years, second-grade teacher Holly Lang has turned her classroom at Marengo Elementary School in South Pasadena into a ...

Back to where it all began! An Olympic runner steps onto the starting line with 100 middle schoolers in a classic cross-country showdown. With decades of experience and titles under his belt, can he ...