Sprint interval training, or SIT, is super trendy right now. It’s a great way to improve your running speed and to get in a ...

HIIT workouts can boost your metabolic rate (helping you burn more calories throughout the day). And science backs up this ...

A typical SIT workout begins with a five-minute light cardio warmup to condition muscles for activity, followed by a maximum ...

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-intensity interval training, or HIIT, has been a buzzword in the fitness world for almost a decade. Studies confirm that ...

The new workout trend, Pilates HIIT, is the interesting fusion of Pilates and HIIT or high-intensity interval training. What ...

Edwards packs 4 rounds of 10 exercises into this 30-minute HIIT-style workout, with brief “active break” periods between each round. All of the exercises take 30 seconds followed by 10 seconds of rest ...

Start getting stronger and sweat smarter with this fast-paced lower body bodyweight workout, which is part of the Women’s ...

Discover how this comprehensive 7-day HIIT program maximizes fitness gains through expert-designed workouts and evidence-based recovery strategies.

Callisthenics exercises offer some of the cardio benefits of a run, and some of the muscular benefits of a lifting session.