Being vegetarian doesn't mean you have to compromise on performance. Anecdotal evidence suggests that a vegetarian diet for endurance athletes is by no means detrimental. However, an athlete who consumes a poorly planned vegetarian diet may

, the pace is likely to be too high).The longer the event, the more important it becomes to improve basic endurance. This doesn't mean, however, that triathletes training for a sprint-distance triathlon can afford to neglect their basic endurance.The long

-to-bike sessions, thus guaranteeing optimum response during racing.Speed kingIt's a good idea to base your brick training on the demands of your next race. Sessions can cover practising race pace; developing aerobic endurance, threshold pace and aerobic endurance

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

and perhaps even take your running to a new level.One answer, and a possible way to improve your running time at the next triathlon, may be cross-training. Substituting some of your running with other cross-training enables you to complete extra endurance

, since iron is lost in sweat and, in blood, from the urinary tract or gastrointestinal system of many endurance athletes. The repetitive impact of running may also cause red blood cells to break down - this is known as foot-strike haemolysis

Cramping, gastrointestinal (GI) distress, nausea, vomiting: sometimes a hard workout or a tough race is memorable for all the wrong reasons. You may think these reactions are part of the endless joy of being a triathlete but there are steps you can

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

potential in time for your races.For most of us, summer is a reminder of why we took up triathlons in the first place. Coach Dan Bullock (www.swimfortri.com) says, "It's just great to be outside. When the time comes to get away from the chlorine and straight

With three disciplines to consider, it's easy to make mistakes when you're eating and drinking during training and racing. That's the bad news. The good news is that it's easy to avoid triathlon's common nutritional pitfalls if you plan ahead