Want an exercise program that helps you work out smarter, not harder? You've found it. The Women's Health+ Ultimate HIIT Challenge is a week-long program that combines high intensity interval ...

I ditched cardio for HIIT workouts for 30 days. The shocking results transformed my fitness, energy, and body. Discover all ...

Want to make the most of your HIIT workout? Here’s how to nail the perfect circuit, according to Strong Women ambassadors Emma Obayuvana and Caroline Bragg. Most of us are still working from ...

But I also need to clear up this silly question about whether it’s “better than” HIIT (or high-intensity interval training). SIT is, in fact, a type of HIIT. Sprint interval training refers ...

If any area of fitness has seen a rise in popularity in recent memory, it's HIIT (high intensity interval training). Global lockdowns and gym closures over the last year have forced people to turn ...