Today is the sixth video and audio-only rebroadcast from the 2013 Huffines Discussion. Up today in our series is University of Tennessee's Dr. Ed Howley. Dr. Howley's talk is titled: "How Much Exercise Is Enough?". Dr. Howley unravels the tangled recommendation for how much exercise you really need. This is a great talk from one of the legends in Exercise Physiology. WATCH NOW! or LISTEN NOW!