Seafood Human Evolution & Health with Professor MA Crawford - YouTube
If you're interested this is the book to pick up, unfortunately not cheap, but a must for anyone interested in evolutionary biology:
Amazon.com: Survival of the Fattest: The Key to Human Brain Evolution (9789812561916): Stephen C. Cunnane: Books
BTW, you're the person who mentioned Tai Chi on a thread somewhere, aren't you? I think I remember the avatar. Have you done it long, and do you do much? I've dabbled, but nothing currently.