"1st female leg amputee to complete the Ironman: Sarah Reinertsen. Ironman triathlon... (2.4-mile (3.86 km) swim, a 112-mile (180.25 km) bike and a marathon 42.195-kilometre (26.219 mi) run, no breaks)"
. More Bodyweight Movement, Super Tough, Crazy Fun, 47 Planks, Cores Workout, Killers Cores, Fun Planks, Planks Variations, Cores Strength 47 Plank Variations for a Killer Core Strength 47 plank variations for a killer core. Planks are the MacGyver of bodyweight movements: Theyre super tough and great for almost any situation. Killer core workout