Paratriathlon

Paratriathlon is a variant of the triathlon for athletes with a physical disability. The sport is governed by the International Triathlon Union (ITU), and was first held as a Paralympic event at the 2016 Summer Paralympics in Rio de Janeiro, Brazil.

The annual ITU Triathlon World Championships includes a paratriathlon sprint distance event with a 750 m swim, 20 km cycling using handcycles, bicycles or tandem bicycles with a guide and a 5 km wheelchair or running race. Athletes compete in six categories according to the nature of their physical impairments.

Paratriathlon at the Summer Paralympics will be a sprint race consisting of 750 m swimming, 20 km cycling and 5 km running stages.

As of October 2013^[update] there are seven classes:

In January 2014, athletes began to be functionally classified according to a points system in sitting, standing, or visually impaired classes. As of March 2014^[update], athletes are still racing in TRI-1 to TRI-6 classifications.

...
Wikipedia