Two weeks ago, my wife and I were traveling, and we listened to a biography of a man who is an adventure racer. Adventure racing consists of teams of four people competing in very long, almost non-stop race that can last for 6-7 days, covering 400 miles, biking on trails, climbing steep cliffs, kayaking on rivers, hiking through muddy jungles.   The most they sleep over these six days is two hours per day. None of the racers are the fastest […]