Chi Running
Running is something I enjoy only because the calorie burn is high for the short time invested. But I am a pavement pounder and running is difficult on my joints. That is one reason I prefer cycling, but it takes longer to achieve the same calorie burn. This article caught my attention after Sensei Jamie Constable (aikido) sent me the following link.
http://m.runnersworld.com/running-tips/find-your-chi-running
Chi Running by Danny Dreyer is the book mentioned in the article.