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 ...

If cardio seems more like a chore and less like a fun sweat session, this 10-minute HIIT workout can help you switch it up. Presented by Allegra, this high-energy routine is a quick way to get your ...

If you have only 10 minutes to move your body today, this short HIIT workout will fire up your muscles. Presented by Activia, this session requires no equipment, so you can do it wherever your day ...

It’s been a long day, you’ve been sitting for most of it, you don’t have time to go to the gym, but you want to get your body moving – then, this is the perfect workout. In just 10 minutes, you can ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to join the 30-day challenge and receive daily inspiration sent to your inbox. Think walking isn’t a tough workout? Matt Nolan, chief ...

Imagine driving a car and constantly switching between the gas pedal and brake. You waste a lot of fuel, which is a great way to slim down. And unlike steady exercise, which mostly builds endurance, ...

Get ready to work out with fitness trainer Natalie White, who will be leading this 10-minute HIIT and strength workout joined by Dustin Ripkens and Luisa Fonseca. In this routine, you'll power through ...

Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

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 ...

Workout trends come and go, but when it comes to the biggest bang for your buck, high intensity interval training, or HIIT, has staying power. HIIT’s specific origins are uncertain; some say it dates ...