They're really tiring bc they absorb all your energy! I tried to buy the trampoline shoes but they only shipped to England or something :P

You should try Pose method of running. But start very slowly, as your connective tissue will not be ready to go beyond some couple hundred yards the first months. But if you are patient you´ll run faster, with less effort and with less risk of injury. Here it is a short article on it. http://running.competitor.com/2013/01/training/an-introducti...