Bootcamp-style workout classes like CrossFit, Orangetheory and Barry’s Bootcamp sort of fall into the HIIT category because they combine sprint-style efforts that boost your heart rate with strength ...

But a type of interval workout recently popularised by actress Jessica Biel could be the solution – with research showing it ...

Whether you ascribe to polarized training, pyramidal training, or sweet-spot training, ultimately all different training philosophies come down to mixing up easy training with hard training in various ...

High-intensity interval training, or HIIT, checks two of the most important boxes when it comes to exercise programming: high effectiveness in a short amount of time. HIIT workouts are very ...

There may, however, be a shortcut. High-intensity interval training ( HIIT) promises to get you fit with just a few minutes ...

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.

When it comes to getting enough exercise, everyone searches for something that speaks to them. Some people love the quiet solitude of jogging alone while others prefer the competitive element of team ...

For many people aiming to burn a lot of calories, high-intensity interval training is the way to go. Also known as HIIT, these popular workouts feature bursts of intense activity, such as squats or ...

Workout trends come and go, but when it comes to the biggest bang for your buck, high-intensity interval training, or HIIT, has staying power. HIIT’s specific origins are uncertain; some say it dates ...