High-intensity cardio workouts can improve endurance, build strength, and add variety to your fitness routine. Discover energetic training ideas that help keep workouts engaging while supporting ...

Cardio exercises have major benefits for your heart, as you probably know. What's more, aerobic exercise can boost your brain health and can even reduce the risk of death. Running is the workout most ...

You don't have to strain your knees by running miles to get your cardio in. In fact, if you're looking to ease into fitness in a way that puts less pressure on your joints, then low-impact cardio ...

From recovery tips to workout inspo, here’s what experts want you to know.

If you have an indoor pool at your training facility, then you have successfully managed to replicate the entire workout ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. So where should you ...

VO₂ max may sound like something out of chemistry class, but it's actually an important component of living a long, healthy ...

If your weekly schedule looks like a jigsaw puzzle, squeezing in both cardio and strength training can be tough. Instead of making cardio feel like yet another looming item on your to-do list, let's ...

The most neglected muscle at the gym might be the most crucial: the heart. It might be because it’s so difficult to flex this muscle in the mirror, or because cardio machines are perceived as boring, ...

Editor’s note: Before beginning any new exercise program, consult your doctor. Stop immediately if you experience pain. For many people, the thought of sweating in a noisy gym full of strangers or out ...

Randal Claytor is an associate professor of kinesiology, nutrition and health at Miami University. When you enter the gym, which way should you head first? Toward the treadmills and spin studio to get ...

Let’s face it – traditional cardio workouts can feel like punishment. The monotonous treadmill sessions, the endless elliptical marathons, the dreadful feeling when someone suggests “going for a run.” ...