Once upon a time long-distance triathlon was seen as something of a grail, holy or unholy, depending on how you felt about a 140-mile race. It was the preserve of the experienced, the specialists and, maybe, the slightly unhinged. Not any more
Preparing your mind for a long-distance race is just as important as preparing your body, says Chrissie Wellington. If that's what the three-time Ironman World Champion and world record holder thinks, then that's good enough for the rest of us. So
