HomeGet Involved What Is Triathlon? Heard about Triathlon but still not really sure what it's all about? Here you can find out all you need to know! Become an Age-Grouper The GB Age-Group competition offers all Home Nation members a unique opportunity to compete up to an International Level. Membership As a member you can access a great range of exclusive related benefits designed with your triathlon experience in mind. NEWS Connect your TrainingPeaks account with Zwift 18th February 2019 Winter Triathlon World Champions crowned & Yee runs to gold in Cape Town 12th February 2019 What's coming Up? 7th February 2019 British Triathlon partners with Zwift 5th February 2019 2019 British Triathlon Elite Competition Calendar released 31st January 2019 Triathlon England Champions Crowned, as Pallant Podiums in South Africa 28th January 2019 What's coming Up? 24th January 2019