I heard about the Foster app, but I wanted to share a pov that suggests it is useful. ...kinda funny the link is from Australia - someone posted they thought it was about beer - lol http://www.gizmodo.com.au/2012/02/fosters-fitness-i-finally-figured-out-what-a-burpee-is/ Anyhow, it sounds like something worth checking out, who knows you might start running & cutting like Arian