Feeling flabby as you sit at your desk? That’s the exact problem this set of exercises was designed to prevent. We’ve mentioned it before—the 5BX workout developed for the Royal Canadian Air Force. But today we are happy to bring you these famous exercises in the form of a video (er, film reel).
from Lifehacker http://ift.tt/2ynhU5s
http://ift.tt/2yoaHSy