VO2 max measures your body’s maximum oxygen use and relates to longevity and health. Army’s H2F system uses HIIT to improve VO2 max and overall health. Consistent HIIT, 2–3 times weekly, improves VO2 ...

Discover how much cardio you really need in your 20s, 30s, 40s and beyond to boost heart health, build fitness and support longevity at every stage of life.

The modern fitness landscape has shifted from the anonymous "big box" gym toward the precision of the boutique studio, where specialization meets community. Before stepping into these high-octane ...

These workouts are the best exercises for weight loss—whether you like to run, lift weights, or take a HIIT class. They’ll also help you build strength and endurance.

Peloton announced the launch of a 12-week Hyrox training program, timed specifically for upcoming Hyrox NYC events taking ...

You’re only looking at roughly six-and-a-half to seven minutes of work, but anyone who has ever ridden the Devil’s Tricycle will already know how tough this is going to be. ‘Amazing cardio workout.

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Doing HIIT workouts can improve your cardiovascular and ...

The Ergatta Luxe Water Rower delivers a smooth, full-body blend of cardio and strength training, even if its premium design comes with a price tag that's harder to justify. I like rowing. Specifically ...

Running effectively burns calories, but it may not be suitable (or enjoyable) for everyone. Luckily, many alternative forms of exercise can burn just as many, and often more, calories than running—and ...