Add Yahoo as a preferred source to see more of our stories on Google. Personal trainers and exercise class instructors seem to have an acronym for everything, and it can be hard to keep up. Between ...

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 ...

It stands for as many reps (or rounds) as possible, and if youre a CrossFitter, youre likely well acquainted with this intense method of metabolic conditioning. If youre not familiar with the protocol ...