When you don't have much time to spare but want to squeeze in a workout, a 10-minute HIIT session can rev up your metabolism and burn calories. High-intensity interval training (HIIT) involves ...

You've likely heard all about the benefits of exercise for your heart, lungs and blood sugar. Basically, it does the whole body—and mind (thanks, endorphins!) good. However, you may have stopped using ...

If you’re looking to add some kick to your workout and save time while doing it, it's probably time to try a 15-minute HIIT workout. “HIIT, or high-intensity interval training, essentially means you ...

If you’re looking to add some kick to your workout and save time while doing it, it’s probably time to try a 15-minute HIIT workout. “HIIT, or high-intensity interval training, essentially means you ...

You can always rely on a high-intensity workout to leave you feeling sweaty and exhausted. But a longer workout isn't necessarily better. And a new approach that's gaining fans on social media only ...

This full-body routine fits into even the busiest schedule. Grab two dumbbells or a kettlebell, around five to 10 pounds for beginners. If you have a heavier weight, use that for the goblet squats.

Rockstar Equinox trainer and fitness model Julie Wandzilak shares an at-home workout that'll elevate your heart rate, boost your brain power, and burn calories. The holidays might be the most ...

In TODAY.com's Expert Tip of the Day, a trainer explains how incorporating HIIT into a weekly workout routine can boost one's metabolism and help with weight loss.

One 2016 study found that the 4x4 method was better at boosting the metric than a 10x1 HIIT workout (one that consists of 10 sets of one-minute work intervals)—a finding attributed to the enhanced ...

Interval running condenses the powerful effects of regular running into shorter, high-intensity bursts. Research shows it can ...