EyeToy - Kinetic Series

EyeToy: Kinetic
Official site, available in multiple languages. Features an introduction to the series, with videos and images.
http://www.eyetoykinetic.com/

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. <small>(January 17, 2007)</small>
http://arstechnica.com/articles/culture/gettingfit.ars

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. <small>(April, 2006)</small>
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. <small>(October 5, 2005)</small>
http://online.wsj.com/public/article/SB112837781519958894-ss6JTYCcWg3astIFaNN1_T54AGY_20061003.html?mod=public_home_us