remember your body does not know you are working out on purpose, it thinks you are in a survival mode, feed it as such. we stopped after 20 miles for a big breakfast and then again after 50 miles to mail our wedding stuff back. break as many bubbles as possible to make new groups of bubbles appear and post your top score! i like eating them so i picked a couple pounds that i ate over the course of a week. if you wrap your arms around yourself, this protective gesture makes you seem weak. well, the girls did and we followed. 