This is a very good article by Paleo guru, Mark Sisson. It focuses particularly on the benefits and/or dangers of barefoot running. It’s a nice short read, so read away. There is a lot of good information here.

http://www.marksdailyapple.com/the-barefoot-backlash-are-the-naysayers-right-after-all/#axzz2iMqrBINI