Steady-state cardio has fitness influencers in a chokehold. But now some are questioning whether it’s actually the smartest ...

From sprints to incline walking, the data shows which workouts burned the most fat – and it's good news for runners ...

Cardio exercise is more than just movement, it’s a transformative process. It engages your heart, lungs, and muscles in harmony, enhancing overall health. Cardiovascular training strengthens the heart ...

This cardio session may be short, but it'll still challenge your body in the moment. Using dance-inspired movements, fitness instructor Rachel McClusky leads you through a family-friendly routine ...

Running while overweight is hard and can take a toll on a person’s feet, knees, shins, lower back and hips. Here is this week’s question: Stew, what is your advice for heavier athletes running for ...

Cardio fitness shows heart-lung strength, predicts longevity, and improves health at any age.

A growing body of research suggests that cardio may be especially helpful for managing anxiety.

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. I just learned that ...

The cardio craze has ebbed and flowed for decades. At various points in time, it’s felt like everyone is obsessed with cardio-based workouts—and doing a lot of them—from step aerobics in the ’80s to ...

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