The idea of participating in a triathlon may sound out of the realm of possibility for those without a typical jock-athlete's honed build, intense focus, and competitive mindset. But now Slow Fat Triathlete opens the door to those who may not come quite so equipped. After years of obesity, poor health, and self-doubt, Jayne Williams took part in her first triathlon in 2002 to prove something to herself and became hooked on the rush of the race. Today she is a self-proclaimed "slow fat triathlete," unafraid to overcome humiliation, laugh at her foibles, have fun, and accomplish impressive...