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 Podcast: getting into coaching with Georgia Taylor-Brown and Mark Buckingham 16th May 2022 World middle distance duathlon champions and medals for GB Age-Group Team 11th May 2022 Age-Group champion Ben Goodfellow on rediscovering his love for sport 4th May 2022 One month countdown until British Triathlon Age-Group Celebration Cup 2022 29th April 2022 British Triathlon partners with Swim Smooth to support coach members 25th April 2022 First draft-legal coaching session held for athletes and coaches 13th April 2022 Great Britain Age-Group Team return with 16 medals from European Middle Distance Duathlon Championships 12th April 2022