Bodybuilding legend Kai Greene never holds back when he’s behind the mic on The Kai Greene Effect podcast. In a recent episode, he tackled some of the hottest topics shaking the fitness and bodybuilding community — including Dwayne “The Rock” Johnson’s dramatic weight loss at the premiere of The Smashing Machine, the brewing rivalry between Derek Lunsford and Nick Walker, and whether photoshopping physiques has a place in today’s fitness industry.