Interesting pod cast courtesy of @biolayne on Twitter, the upshot of which is that HIIT is better than steady state cardio for fat loss and also that the best form of cardio to avoid muscle loss is cycling - well worth an hour of your time.

http://www.rxmuscle.com/2013-01-11-01-57-36/muscle-college/7694-muscle-college-3-12-13.html