Plus, the surprising benefits of turning the intensity down a notch.

When it comes to structuring a workout routine, the debate over whether cardio should come before or after weight training has been a long-standing topic among fitness enthusiasts. Depending on your ...

Does cardio make it harder to reach a personal weight lifting record? Does lifting weights compromise your mile time? We asked the experts.

Is soft cardio the missing piece of your workout routine? We spoke to a sports medicine physician and a pro trainer to find out.

Cardio is more than just running laps or hopping on a bike. It's any movement that gets your heart pumping, your body sweating and your energy levels soaring. Whether you're chasing a weight loss goal ...

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 ...