should you join the crowd?Many triathletes are runners looking for something new to do. Once they try triathlon or triathlon-style cross-training, they often have an unexpected result: they become better runners. Heidi Wilson, 30, from London believes
matter of taste – these are some of the more popular options. (We also have a total beginners' guide to sports nutrition) RW's guinea pigs at the London Triathlon... here's what they foundIn 2005, three Runner’s World guinea pigs – Heidi (a runner), Dan
In a world where beliefs about exercise are either long-held or fleeting (you know, until something better comes along), it can be difficult to know if we're doing the right thing at the right time. And while some rules of fitness are backed up
