Popsugar Fitness Workouts Best Ab Workouts on YouTube 9 of the Best Ab Workouts on YouTube July 2, 2017 by Dominique Michelle Astorino View On One Page Photo 9 of 9 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 9 Class FitSugar Standing Abs Get up off of that floor and get ready for a five-minute fast-paced standing ab workout that'll also work your booty a little bit, too. Previous Next Start Slideshow WorkoutsYouTubeAb WorkoutsAb Exercises