Popsugar Health & Fitness Athletes Sydney McLaughlin's Favourite Ab Moves When This Olympic Hurdler Only Has 10 Minutes, She Does These Ab Moves at Home 6 July 2019 by Samantha Brodsky View On One Page Photo 4 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Elbow Plank Start face down on the floor resting on your forearms and knees. Push off the floor, raising up off your knees onto your toes and resting mainly on your elbows. Contract your abs to keep yourself up and prevent your booty from sticking up. Keep your back flat. Picture your body as a long, straight board, or plank. Hold. Previous Next Start Slideshow AthletesWorkoutsAb ExercisesPopsugar Interviews