Popsugar Fitness Workouts At-Home SLT Tread Workout: Core and Running Intervals This SLT Tread Workout Will Toast Your Core, Legs, and Lungs — In That Order April 26, 2022 by Lauren Mazzo View On One Page Photo 10 of 11 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Walk the Plank Start in a low plank position, forearms on the mat and feet either on sliders or on the floor. Keeping your abs engaged, place one hand on the mat, followed by the other, to push up into a high plank. Lower back down to a low plank, placing one forearm down and then the other. Try to alternate which side you start with, and keep your hips as still and stable as possible. To modify, place your knees on the ground. Repeat for 30 seconds. Previous Next Start Slideshow WorkoutsRunningHome WorkoutsTreadmill WorkoutsCore ExercisesPilatesIntermediate Workouts45-minute WorkoutsAb Exercises