They’re so easy to incorporate into your week.

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

I often hear from people who tell me how hard they are working to get lean and toned, but they just aren't seeing results. Here's the harsh truth: the word "toned" essentially means "muscle," and you ...

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 ...

HIIT can help improve speed and power, but longer, steadier workouts that you can do regularly, like swimming and rowing, are ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Ellipticals are oversized machines by design, so there’s no getting around the fact that they take up a ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! What comes to mind when you think about doing cardio? For me ...

Depending on your fitness level, you can use this to get started or give yourself an easy day. This workout gets the heart pumping and works the entire core system (from hips to shoulders), which is ...

Walking? Lifting weights? Does it matter what zone you’re in? I have answers.

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 ...

You arrive at the gym and find yourself at a familiar crossroads: Turn this way for the weight room, or that way for the cardio deck. You planned to do both—but which should you do first? Does it even ...