Cardio and Conditioning

The best cardio machine is the one you will actually use twice a week. This section has workouts for every major machine plus conditioning plans that do not need one. You will find HIIT routines, steady state fat loss plans, sprint work, and low impact options for people with bad knees or hips. Each guide tells you how long, how hard, and how often. If you are still choosing a machine, our cardio buying guides compare them side by side.

Cardio & Conditioning

Cyclist riding a stationary indoor cycle, hands on the bars with elbows softly bent and a slight bend in the bottom knee.
A gym athlete working through a hard interval on an air bike.
Woman walking briskly on a treadmill with upright posture and a safety clip attached, mid interval during a beginner cardio machine session.
Upper body ergometer arm bike set up for a seated upper body cardio workout
A woman in athletic wear works out on a stair climbing machine in a gym. She grips the handles and steps up, focused and determined. The gym has a concrete interior and modern equipment.
Generic commercial rowing machine and rotating-stair climber compared in a modern gym
Three women exercise in a gym using resistance bands and fitness equipment. They wear athletic outfits and appear focused, performing strength and stretching movements in well-lit workout spaces.
Running speed training, the subject of this guide to five strength exercises that build a faster run.
Beginner endurance training, the subject of this guide to building stamina and cardiovascular fitness.
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