The 10 Best Cardio Machines At The Gym, According To Certified Trainers

Nope, the elliptical isn't one of them. Every product was carefully curated by an Esquire editor. We may earn a commission from these links. Hear the word “cardio” and immediately groan? TBH, same. And that's because I can't seem to break up with the image of college-aged me counting the remaining …