Dr. L and Phil discuss new science on cortisol and protein, then talk shop,

then address the Topic of the Day. This week's Topic is a deeper and different dig

into something the guys have alluded to in the past: The balance between specificty

and variety in the gym. Which concept is more important? How do the guys balance the

two and how does bodybuilding differ from powerlifting in this regard? Find out!

Plus, tune-in for an update on Phil's gym expansion, how Dr. Lowery bounced back

from a recent eight-pound loss, and why there's a bit of 'muscle monster' in us all.