Phil, Jon and Mike cover some news and have a relaxed chat about muscle confusion. The news covers a new at-home three-dimensional body scanner, problems with Biggest Loser participants, supposedly-wasted time spent in the gym, and the upcoming Olympic trials in weightlifting. Then, in the Topic of the Day, the guys discuss misconceptions over the concept of muscle confusion. Is it just a marketing ploy? How does muscle tissue actually respond to training variety? And how might a lifter use real programming principles such as variety and overload, or unilateral lifts and different planes of movement, properly? It's time again for your weekly dose of Iron Radio!