Dr. L and Rob veer all over the place with news blurbs, then get an insider look at muscle research from a lab rat that studies ways to prevent muscle loss. Dr. Josh Cotter is not only a bodybuilder but a post-doctoral researcher in a NASA-related lab that looks at ways to reduce muscle atrophy, among other things we might borrow for our own ends. What's different about the soleus muscle of the calf and how does one best train it? What causes the muscle loss in space and how does it relate to bodybuilding or powerlifting? Find out! Also listen-in for fresh from the oven science updates on protein and vitamin D from the recent American College of Sports Medicine event!