Jujitsu is a martial art that promotes the idea that a smaller, weaker person can defend against a bigger, stronger person by using proper technique and body leverage. It focuses on grappling and ...

While Elon Musk’s and Mark Zuckerberg’s social media sparring about a potential UFC cage match (depending on Musk’s back, that is) has made many Google “jujitsu,” the groundings of the self-defense ...