25-minute HIIT Workout! I did this on the elliptical today, but it can totally work on the treadmill, the bike, or even running outside! The key is to up the intensity as you progress through the workout.
Welcome to The Hungry Runner Tumblr Page! My name is Katie. I'm a Personal Trainer, a Runner, & a Food Enthusiast. Follow along for all things running, fitness, and food. Then head to Hungry-runner.com for more!