High-intensity interval training, or HIIT, is a great way to torch calories, boost your metabolism and get a great workout in a shorter amount of time. And if you're a fan of hopping on the treadmill ...

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 don't have a ton of time to exercise and want to make the most of the few minutes you're able to squeeze in, HIIT workouts are for you. There are minimal rests during HIIT workouts, and even ...

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 ...

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 ...

Forget the costly gym membership. Get the new BODi 10-minute subscription for $10 a month and work out whenever you want.

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