6 Fartlek Workouts for 3 Training Phases
By Pete Rea
Fartlek workouts train the body to switch gears and recruit different muscle fibers. Try these six workouts from ZAP Fitness head coach Pete Rea to ge
Start your half marathon training with our guide to half marathon races for first-timers, half marathon training schedules, running workouts, and nutrition tips for your half marathon race day from the experts.
Jason Karp is a nationally-recognized running and fitness coach and owner of Run-Fit.