In what might be some of the most exciting news this year, Sweat (a.k.a. the app co-founded by Aussie fitness star Kayla Itsines, and home to workouts from trainers Kelsey Wells and Cass Olholm) has ...

Personal trainers and exercise class instructors seem to have an acronym for everything, and it can be hard to keep up. Between gym slang like PR (personal record), HIIT (high intensity interval ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Between AMRAPs, EMOMs, WODs, PRs, and more, have you ever found yourself scrolling through FitTok asking: ...

We like HIIT workouts because they don't take long to do, they're intense, and they always leave us sweaty and exhausted. There are a variety of ways to do HIIT workouts with one of our favorite being ...

AMRAP is an acronym that stands for "as many reps as possible," Chontel Duncan, SWEAT app trainer and creator of the FIERCE program, told POPSUGAR. It's a form of HIIT "and focuses on pushing yourself ...

Matthew Haines does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...