Popsugar Health & Fitness 15-Minute Workouts Quick Home Workout Think You Can't Get in a Good Workout in 15 Minutes? This Workout Will Prove You Wrong 1 December 2018 by Jenny Sugar View On One Page Photo 10 of 15 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Plank With Creepy-Crawler In a plank position, bring your left knee to your left elbow. Then return the left leg back to the plank position. Repeat this action on the right side to complete one rep. Keep alternating sides for 45 seconds. Rest for 15 seconds. Previous Next Start Slideshow 15-Minute WorkoutsBodyweight ExercisesIntermediate WorkoutsCardio WorkoutsWorkouts