We're adding a little something into the podcast rotation - 'What You Need To Know' topics. Today's episode is all about caffeine. How much caffeine is too much? How does caffeine really metabolize in the body? How does caffeine affect our physiology, mental state, training and recovery? We tell you what popular drinks have insane amounts of caffeine. Caffeine does much more in the body then you'd expect. We get down and nerdy on this one. Let's get into it.