Popsugar Fitness Workouts Cardio Workouts 36 Cardio Workouts to Burn Major Calories at the Gym July 4, 2016 by Leta Shy View On One Page Photo 4 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Rowing-Machine Workouts Never been on a rowing machine before? Try this beginner-friendly rowing workout to burn calories while you practice your newfound skill. For a total-body workout that's fun, try this 30-minute rowing-machine interval workout. Previous Next Start Slideshow WorkoutsCardio WorkoutsRowing