T he stair machine is an underrated gem in the gym world. But guess what? Regularly using it can bring a bunch of awesome ...

(Consumer Reports does not currently test stair climbers.) There are a number of other cardio machines out there, including ski machines, underdesk pedals, and arm ergometers. But in general ...

Their basic purpose—giving you a cardio workout—is downright identical. Yet these machines can inspire some ... somewhat mimicking a stair climber. Taking higher steps can also target the ...