Originally Posted by Joe Bernard
What type of work were they doing, strength or metcon? My lower back feels torched after doing a bunch of deadlifts in a metcon, much moreso than doing a max sep of five reps. A metcon is where form can go to crap in order to get a faster time, which has a higher chance of resulting in injury.
And the much lighter weights in metcons don't enforce good form, either. It's easy to just sling the weight around, only to realize the next day how bad an idea that was.