Box jumps are a staple of CrossFit and group fitness classes, but is the up-and-down exercise really worth all the effort? “The main thing that people don't understand, is when it comes to plyometric ...
The Saturday morning CrossFit classes at my gym often involve longer workouts coupled with high reps, which Level 1 coach of Champlain Valley CrossFit and CrossFit competitor Laura Matuszak said is ...