Over the past few years, McCastle has completed 5,804 pull-ups in a single day, pulled a 5,000-pound truck across the Mojave Desert, and climbed a rope the equivalent height of Mount Everest. How on ...

If there's one thing that grinds Mike McCastle's gears, it's when people say stuff like 'you're insane, dude' or 'that shit's crazy!' “I just don’t see it that way,” the 32-year-old record-holding ...