Popsugar Fitness Workouts Christmas Abbott's Favorite Workout Moves Build Muscle and Burn Calories With This CrossFit Star's 3 Go-To Moves February 8, 2018 by Jenny Sugar View On One Page Photo 1 of 3 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Sexy Back Push-Up Push-ups already work the upper body and core, but this variation will target the upper back even more. Begin in a Down Dog position on the hands and feet. Bend the elbows out wide and lower the forehead toward the floor. Scoop the chest forward and push up into a plank position. Press back to Down Dog. Previous Next Start Slideshow WorkoutsStrength TrainingCrossFit