Take 10 to Tighten and Tone Your Waist With This Abs and Back Workout: Take 10 minutes to work your waist with one of our favorite trainers on YouTube, Rebecca-Louise.

Take 10 to Tighten and Tone Your Waist With This Abs and Back Workout: Take 10 minutes to work your waist with one of our favorite trainers on YouTube, Rebecca-Louise.