“Box jumps have always been kinda terrifying for me (and all others who do them in CrossFit, cuz shins are super sensitive!!) because how in the heck did I expect to literally lift my entire body weight up and on to a box? “Progressions, that's how. I began with step-ups. While that was all well and good, it wasn't what I wanted. I asked my coach at the time how I could get better at jumping. His reply, ‘start jumping.’ I began jumping. It was a 45-lb. plate (maybe 3” tall depending on the plate