IF YOU’RE LOOKING for a style of workout that will push you to your limits without needing to exercise for hours, you only need to understand one four-letter acronym: HIIT. The term stands for high ...

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 ...

With these five ideas for fun cardio HIIT workouts, you'll be enjoying your exercise routine more than ever. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

In HIIT workouts, you're tasked to complete cardio and strength-building exercises such as lunges, jumping jacks, squats, and burpees, with short periods of rest in between. When practiced correctly ...

Strength training increases your metabolism and supports long-term fat loss. Doing HIIT can burn up to 30% more calories than other exercises. Balancing intensity, recovery, and variety improves ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

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

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

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 ...

HIIT treadmill workouts make the notoriously boring cardio equipment way more fun. They also burn way more fat. High-intensity sessions are the best bang for your buck when it comes to conditioning ...