On the surface, 5K runners and half marathoners have a lot in common: Both lace up their running shoes, consistently pound pavement, and follow a detailed training plan. But when it comes down to ...

Pete Pfitzinger's plans are the gold standard for serious marathoners. The plan features medium-long runs, marathon pace segments within long runs, lactate threshold workouts, and VO2 max intervals.

Runners hear the terms aerobic and anaerobic thrown around, but understanding the difference between the two can change how you approach your workouts. Together, these energy systems form the backbone ...

At forty, Gemma Atkinson is feeling fitter and stronger in her body than she's ever been. Openly embracing the aging process as she enters her fifth decade, she's now fully focussed on building a ...

For the full 30-day plan, including daily strength, mobility and stretching routines —plus meal plans, walking podcasts and inspiration — download the Start TODAY app! Walkers, rejoice! The summer ...