Maximize fat loss with HIIT workouts in 20 minutes! Learn how high-intensity interval training boosts metabolism, triggers ...

SIT, or sprint interval training, is another workout that’s trending in the fitness world for good reason. SIT is a type of HIIT that’s also becoming increasingly popular. As a big fan of HIIT ...

“HIIT training is extremely efficient. Many people don’t have the time for long, drawn-out workouts and HIIT training is ...

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

Pushing your body to its limits is the latest workout trend – here’s how to sprint safely. As the name suggests, it involves intervals of work and rest. “SIT is a derivative of HIIT ...

This scorcer recreates a signature Barry's workout at-home ... of running intervals (bonus points for sand sprints) to truly recreate a Barry’s class. From a high plank position, lower your ...

VO2 max is a measure of your body’s efficiency in delivering oxygen and nutrients to tissues, including your brain, explains ...

We've put together the best cardio HIIT workouts from running to bodyweight conditioning to strength training to build muscle and burn fat. To give you some diversity, we've pooled together a list ...

This article was medically reviewed by Joey Thurman, CSCS, CPT, FNS, a Chicago-based fitness expert and creator of Fast Results program. HIIT workouts, or high-intensity interval training ...

For his 2006 study, participants were placed into two groups: sprint interval training and moderate intensity exercise. The sprint group spent around 25 minutes per session training, while the ...

HIIT, or high-intensity interval training, is increasingly popular, and it provides plenty of benefits, from torching calories to increasing your VO2 max and overall athletic performance. SIT, or ...