Join fitness trainer Katie Austin for a 15-minute no-equipment cardio and core workout, alongside class members Nikita Chaudhry and Paulyn Baens. In this routine, you'll power through creative, ...

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 ...

Keeping up with the latest fitness trends can be—let’s be real here—a lot. Take a scroll through Instagram or TikTok, and you’ll probably see an entertaining, albeit slightly intimidating, feed of ...

Jumping rope is an effective workout — it can help you lose fat, build muscle and improve agility. Plus, they are a portable and affordable piece of exercise equipment, so they're great for travel or ...

Running short of time for exercise? Here's a 15-minute workout session to get you started on your fitness journey.

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 ...

A 40-year fitness trainer shares 5 standing exercises that target waist thickening after 60 better than cardio.

The fitness industry and its influencers have long preached toxic ideas of what a cardio workout needs to look like in order to “count”: that you have to burn a certain number of calories, feel ...

With temperatures increasing, people have started to go outside for their workouts. There are certain cardio exercises that ...

When it comes to sculpting a stronger, more defined core, many people assume endless crunches are the key. In reality, the amount of time needed to start sculpting your abs might surprise you. The ...