Did you know that our homo sapien ancestors were altogether skinnier, weaker and dumber than our fellow hominid relatives, the Neanderthals? Some theorize that it was running that saved us from extinction. Huh?
McDougall, Christopher. Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen. New York: Knopf, 2009.
Sears, Edward S. Running Through the Ages. Jefferson, NC: McFarland, 2001.
Zimmer, Carl. "Faster than a Hyena? Running May Make Humans Special." Science 306: 5700 (Nov., 19, 2004): p. 1283.
Music: "Evening Melodrama" by Kevin MacLeod (www.incompetech.com)