How much benefit does Jiu-Jitsu really have for your mental health?  We all know exercise is beneficial, but is there something special about Jiu-Jitsu?  Matt and I decided to find out.  In Part 1, we discuss confidence, addiction, and expert advice.Need more BJJ Mental Models?Get tips, tricks, and breakthrough insights from our mailing list:https://bjjmentalmodels.com/join/Get nitty-gritty details on our mental models from the full database:https://bjjmentalmodels.com/database/Let them know you're an educated grappler with our merch:https://bjjmentalmodels.com/store/Get the latest BJJ Mental Models updates from Facebook:https://facebook.com/bjjmentalmodels/