Martial arts, cannabis and entrepreneurship make for curious bedfellows unless you’re Canadian entrepreneur Michael Yorke. When Yorke was twenty, he developed a limp, pain in his left knee and a skin condition. After he was diagnosed with the genetic disease psoriatic arthritis, Yorke was prescribed opioids alongside strong synthetic opioids like Oxycontin and was bedridden for six months. Unable to sleep, struggling from stomach pains and worried about the addictive nature of Oxycontin, Yorke stopped…