Cardio is a type of exercise that's important to get your heart pumping and even get your energy levels up. Whether you're chasing a weight-loss goal or looking to boost endurance, there's a cardio ...

If you work out, you will have at some point wondered about whether you should start with weights or cardio. Whether you're already deep into your fitness journey or just getting started, you've ...

Whether you're a frequent gymgoer, enjoy exercising at home, or focus on cardio out in the fresh air, you most likely know about the divide you may find between individuals seeking specific results.

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 ...