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 ...

I often hear from people who tell me how hard they are working to get lean and toned, but they just aren't seeing results. Here's the harsh truth: the word "toned" essentially means "muscle," and you ...

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

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 ...

High-intensity interval training is a workout technique that gets you a lot of bang for your buck. This type of workout serves as cardio and strength training, burning calories, boosting your ...

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

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 ...

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 ...

The cardio world has split into two passionate camps that argue with the intensity of people debating pineapple on pizza. On one side, you have the HIIT devotees who swear by short, brutal workouts ...

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 ...

When it comes to weight loss, knowing which type of exercise is the best can be a challenge. So, we asked experts to weigh in on whether HIIT, strength training, cardio, or Pilates is best for weight ...