If you thought burpees were hard, do we have a treat for you today. The man maker burpee adds in free weights, and has been called "the hardest burpee in the world," as it has the power to totally ...

This move has been called the hardest burpee in the world, but maybe that's why we love the man maker in spite of its silly name. This exercise will transform your entire body. We'll teach you the ...