Popsugar Fitness Workouts Try This Trainer's Full-Body At-Home Boxing Workout This Boxing Champ Created a Full-Body Strength and Cardio Workout You Can Do at Home August 1, 2020 by Christina Stiehl View On One Page Photo 8 of 12 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 8 Sit-Up 1-2 Start by lying down in a sit-up position with your hands covering your face. With control, explosively lift your body up off the ground and throw a straight jab, followed by a straight cross at the end of the motion. With control, come slowly back to lying on your back. This completes one full sit-up 1-2. Previous Next Start Slideshow WorkoutsBodyweight ExercisesBoxingGIF ExercisesFull-Body WorkoutsFull-Body Exercises