Marine Corps Sgt. Michael Eckert is a pull-up machine. Stationed in Iwakuni, Japan, the 26-year-old holds the Guinness World Record for most no kip pull-ups with hands pronated on the bar in 60 seconds. But if you’re looking for some pull-up inspiration you should really check out his Instagram. Using the social media platform, Eckert archives workout routines, fitness pro-tips, and some really badass pull-up stunts.
Benjamin Franklin nailed it when he said, "Fatigue is the best pillow." True story, Benny. There's nothing like pushing your body so far past exhaustion that you'd willingly, even longingly, take a nap on a concrete slab.