Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...

Designed by PureGym's personal trainers, PureGym says people can follow the exercise recommendations to 'build muscle' and ...

That is the age-old question around the water cooler at your commercial gym. Unless youre someone who loves running on a treadmill for hours or willingly enters marathons for fun, you might have a ...

If 2025 is the year you vowed to start working out finally—or get back to it after a long hiatus—I'm fully on board with that mission. If "high-intensity interval training"—a.k.a HIIT—intimidates you, ...

Tabata is designed to push your limits, and this 30-minute workout is no exception. For anyone new to Tabata, it's basically a more intense form of HIIT, alternating between bursts of high-intensity ...

The pursuit of a stronger, more defined upper body often leads people to lengthy gym sessions, but new research suggests that shorter, high-intensity workouts can deliver comparable—if not ...

These workouts also burn calories and improve fitness. One of Porcari’s studies found that the average boot-camper expended about 10 calories per minute during the training—not quite as much as ...

A recent study from Australia suggests that high intensity interval training may be optimal for body composition in older adults, by helping to lose fat while preserving muscle.