Is your significant other addicted to Ironman training and talks about nothing else? Then these 14 personas may just sound a little familiar...

Martyn Brunt answers the question we've all asked ourselves at one point or another when out swimming at 5am. Why, exactly, do we do this?

Here's what happened when we persuaded Rosie Baxendine to take on the tough open-water challenge, the Red Bull Neptune Steps..

Is your other half a triathlete too? While there’s no doubt that being a triathlon couple has some advantages it can also bring some unique challenges too. Here then, for your viewing pleasure, are the top ten signs that you are in a true triathlon relationship

Martyn Brunt explains why he loves the sport triathlon, and in his endeavours perhaps reveals a slightly obsessive side... Do you recognise the symptoms?

To celebrate his 101st column, Martyn opens up his very own Triathlon Room 101… and has plenty to fill it with

220's Martyn Brunt shares his New Year’s resolutions, which he suspects, being that triathletes are a very particular breed, are remarkably similar to your own…

Brunty ponders the perils of finding your best side as you pass the event photographer

British age-grouper Gail Wilkinson recounts the 2014 race – pushes, punctures and all…

Chris Arthey and his wife Denise were involved in a horrific road accident in 2008 that claimed both their left legs. Fast forward eight years and both lead full and active lives, giving motivational talks while Chris regularly takes on endurance events with the aid of a prosthetic. Here's his report from the London Triathlon back in August...