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 ...

When you enter the gym, which way should you head first? Toward the treadmills and spin studio to get your sweat on with a cardio session? Or toward the free weights and strength-training machines to ...

Cardio exercises build endurance, strengthen the heart, and boost your aerobic capacity. Strength training helps build muscle, maintains bone health, and supports metabolism. Many workouts incorporate ...

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Hear me out: it’s time to get serious about your Zone 2 cardio. ICYDK, Zone 2 cardio refers to a type of ...

Jenessa Connor is a writer with experience writing health, fitness, and nutrition topics for publications, websites, companies, and experts in wellness spaces. The most effective exercise routines ...

Lack of regular physical exercise is recognized by the American Heart Association as one of the key heart disease risk factors, and it is assumed that cardio exercise (walking, jogging, swimming, etc.

For most of us, a few jogs around the block and a couple of dumbbell sessions makes for a perfectly solid fitness routine. Sure, we could all do more, but as long as we’re ticking off both cardio and ...

Hedy Phillips is a freelance lifestyle writer based in New York. While she's not writing on topics like living on a budget and tips for city dwelling, she can usually be found at a concert or ...

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. January 12, 2026 Add ...

If you want to boost your cardio fitness, you’ve got two ways to level up your workouts: push harder or faster, or keep at it for longer. Each option comes with its own challenges. The first can ...