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 ...

Zone 2 cardio workouts have gotten a lot of love lately. The second least-intense type of cardio on a scale of 1 to 5, zone 2 involves raising your heart rate only a bit—to 60% or 70% of your max. It ...

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 ...

Here’s how to think through your walking habit, and how it fits into your overall exercise routine.

You don’t have to strain your knees by running miles to get your cardio in. In fact, if you’re looking to ease into fitness in a way that puts less pressure on your joints, then low-impact cardio ...