Leave it on the mat. According to Jair Morselli, owner and lead instructor at Real Brazilian Jiu Jitsu Taunton, it’s a common phrase in the world of Brazilian jiu jitsu, loosely interpreted as ...

On the mat, Joe Mazzulla is trapped in a chokehold. The Celtics coach is in danger, but not real danger. Brazilian jiu-jitsu is considered a gentle art, after all. Still, for anyone feeling their ...