From machines to at-home HIIT, these workouts maximize calorie burn to help you lose weight and keep it off. Efficient, high-intensity, varied cardio burns more fat than steady-state, low-intensity ...

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 ...

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 ...

Of all the debates that exist in the fitness world, the great cardio-before-or-after-weight training conversation is a biggie. That’s because the “right” answer to this question depends on your goals, ...