Extraordinary Olympians and Paralympians

How fencer Keeth Smart won an Olympic medal months after being diagnosed with leukaemia

The unheard personal story of a great athlete and the controversial matter of her sex

Martine Wright lost her legs in the 2005 London bombings, but then became a Paralympian

US Olympic champion Michael Johnson had to learn to walk again following a stroke.

Jennifer Bricker was born without legs and idolised the Olympic gymnast Dominique Moceanu

Zola Budd and Mary Decker ran a race for glory that ended in disaster

Achmat Hassiem survived a shark attack to become a Paralympian and shark conservationist.

Blood, gold and secrets at the Olympic pool

Three-time Olympian athlete Suzy Favor Hamilton led a double life as an escort.

Surya Bonaly performed an ‘illegal’ move that cemented her name in figure skating history

Dutee Chand - the fastest woman in India - won a historic case for the right to compete

Steven Bradbury became Australia's first Winter Olympic champion in extraordinary fashion

Running saved Julius Achon from a life of poverty

As a child, May Ooi was not allowed to practise martial arts. She is now a champion.

As war left Sarajevo's Olympic luge track in ruins, Senad Omanovic vowed to fix it

Cuban runner Ana Fidelia Quirot is one of the five fastest women in the world over 800m

How Victoria Arlen swam for gold after years of being unable to speak or move