This 25-minute full-body workout combines dumbbell strength training with cardio intervals for an efficient, high-energy session. Designed for intermediate and advanced levels, it targets muscle ...

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 ...

It's incredibly important for midlife women to do cardio.

Few would disagree that cardio, also called aerobic exercise, is good for your health. Of the 10 most common chronic diseases, seven are "favorably influenced by regular physical activity," according ...

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 ...

There’s a pervasive mentality in the fitness world that the best workouts leave you soaked in sweat and gasping for air. Popular phrases like “no pain, no gain” and “sore today, strong tomorrow” ...

Of all the debates that exist in the fitness world, the great cardio-before-or-after-strength training conversation is a big one. That’s because the ‘right’ answer to this question depends on your ...