A new expert breakdown ranks the top workouts for sustainable fat loss — and the winning routine might surprise you.

High-Intensity Interval Training (HIIT) has become one of the most effective fitness strategies in the United States for ...

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.

Lack of time is often the main reason people don’t exercise regularly. But a type of interval workout recently popularised by ...

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 ...

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 ...

HIIT exercise isn't for everyone and there's some evidence that you can overdo it. Here's what the experts recommend ...

We've all been there: obsessed with one specific workout, whether it's a so-hard-it-hurts HIIT class, a makes-your-bod-rock ...

Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! This month we will be alternating between HIIT walks and a ...

Hedy Phillips is a freelance lifestyle writer based in New York. While she's not writing on topics like living on a budget and tips for city dwelling, she can usually be found at a concert or ...

Some of the consequences of owing your body sleep are readily apparent, like feeling drowsy, irritable, or brain-foggy, or ...