10-Minute Workout ChallengeFrom Shay Kostabi Okay, it's not 20 minutes, but we like doing this fast-paced, full-body circuit two times for added bonus. It's taught by Shay Kostabi, master trainer for FlyBarre and premier master trainer for ReXist360, so you'll be feeling the burn whether you do it once or twice.
20-Minute Workouts For Your Crazy-Busy Holiday Schedule
20-Minute Workouts For Your Crazy-Busy Holiday Schedule #refinery29 http://www.refinery29.com/2014/12/78713/short-workout-videos#slide8 Full Body HIIT Workout, 20 MinutesFrom Brett Hoebel If one video just isn’t going to cut it, take international fitness expert Brett Hoebel’s free online Workout Challenge running December 1 through December 20. Each day you’ll get a 20-minute, high-intensity interval-training workout that involves a circuit of bodyweight exercises that tone and sculpt.