The best cardio workouts for the gym

If you hit the cardio machines at the gym often, things can go stale real fast. But the classic pieces of equipment you'll find in every gym–the Treadmill, elliptical, stationary bike, and stair climber–don't have to be boring as long as you make an effort to switch things up. If you're fresh out of ideas, take a look at this compilation of the best cardio workouts for the gym. Whether you're in the mood for a quick and intense workout or a longer, lower-intensity option, you'll find the cardio workout for you.