Popsugar Fitness Demi Lovato Demi Lovato Workouts Demi Lovato's 10 Favorite Workouts Will Inspire You to Get Up and Move February 7, 2018 by Maria Azua View On One Page Photo 10 of 10 ADVERTISEMENT () Start Slideshow A post shared by Demi Lovato (@ddlovato) on Mar 23, 2015 at 12:06am PDT Share This Link Copy ← Use Arrow Keys → 10 The 8-Minute Ab Challenge When she's busy, Demi takes on a quick but tough 8-minute ab challenge. Previous Next Start Slideshow Demi LovatoFitness TipsWorkoutsCelebrity FitnessStrength TrainingBodyweight ExercisesBodyweight WorkoutsAb WorkoutsButt ExercisesBeginner Workouts