Nate, I watched a bit of the documentry and was turned off that it is pro-vegan life style.
Another image that I found and would like to share.
python_addict; I know a good video on running and running shoes, I will have to dig it up. Very informative and I think you will get a lot out of it. As far as your butt goes, Cupid pretty much answered it. Use weights and dont worry about building huge muscles. It wont happen.