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 ...

Get ready to move to the beat with host, dancer, and fitness instructor Christina "Poofy" Moffitino, who will be leading this 10-minute hip-hop HIIT fusion workout joined by Lilian Gonzalez and Paris ...

If you want a heart-pumping workout without stressing your joints, you’re in luck: This Pilates HIIT workout uses low-impact exercises to get you sweating. The final installment of Sweat With SELF’s ...

YouTube fitness channels are the new workout DVD. The videos are free to watch, easily to pull up any place you have a Wi-Fi ...

High-intensity interval training is one of the best ways to pack a lot of exercise into a short period of time. HIIT workouts are so efficient because they alternate short bursts of very intense ...

High-intensity interval training (HIIT) is as popular as ever. Join the trend with these tips on what to wear, how to warm up, and more. No doubt you’ve heard the buzz about high-intensity interval ...

The best HIIT exercises vary from person to person. Building a routine suited to your individual preferences, abilities, and fitness goals is the key to success. High intensity interval training (HIIT ...

The founders of Tone It Up share tips for staying fit during the busy holiday season—plus, 3 workout moves you can do anywhere for a holiday HIIT workout. Photo: Getty Images/Artem Varnitsin and EyeEm ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. So where should you ...

On those really busy days when you have almost no time to exercise, you might wonder if a 20-minute workout is even worth it. But we’re here to let you know that, if that’s the time you have, you ...

Every now and then, fitness TikTok digs up something that’s been around forever and calls it a “trend.” Earlier this year, the honors went to zone 2 cardio, a relatively low-effort form of fat-burning ...

Of all the fitness trends that defined the ’80s, step aerobics ruled the home workout scene. While gym bros were busy pumping iron, this was the original way to “get your steps in.” Though step ...