Hula-Hooping seems like child's play, but it's actually a great way to burn some calories while slimming your waist, especially when you use a weighted hoop. But using a 100-pound tractor tire? I wonder how many calories that burns?!
Paul Blair, appropriately called Dizzy Hips, is an extreme Hula-Hooping stuntman who made it to the Guinness Book of World Records with this astounding physical feat. Not that you'd want to, but folks, don't try this at home.