Popsugar Fitness Workouts Best At-Home Ab Workouts on YouTube 7 YouTube Ab Workouts to Burn Your Core in 15 Minutes or Less April 28, 2020 by Maggie Ryan View On One Page Photo 3 of 7 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 Six-Pack Abs by Rebecca-Louise The lower abs are the focus of this 11-minute workout, which is full of slow, painful leg lifts. The scissor variation at the end is so intense! Previous Next Start Slideshow WorkoutsStrength TrainingBodyweight WorkoutsAb Workouts