Dance Games and Other Exergames: What the Research Says - A detailed analysis of the "exergames" phenomenon, with a look at recent researches on the subject. By Debra A. Lieberman. - http://www.comm.ucsb.edu/faculty/lieberman/exergames.htm
WSJ.com : The PlayStation Workout - Introduction to the recent phenomenon of "exergames", and their integration into more traditional training programs. By Tara Parker-Pope. - http://online.wsj.com/public/article/SB112837781519958894-ss6JTYCcWg3astIFaNN1_T54AGY_20061003.html?mod=public_home_us
Ars Technica: Gaming Your Way into Better Shape - Article reporting the author's attempt to get in shape by playing fitness video games. By Ben Kuchera. - http://arstechnica.com/articles/culture/gettingfit.ars
EyeToy: Kinetic - Official site, available in multiple languages. Features an introduction to the series, with videos and images. - http://www.eyetoykinetic.com/