Mo Farah, Rafael Nadal and Justin Rose are among athletes targeted in the latest leak of confidential medical documents that the world anti-doping agency (WADA) says were hacked by a Russian cyber espionage group.

American swimmer Ryan Lochte has been suspended for 10 months, US media reported on Wednesday, following a scandal

A Rio de Janeiro court will return the passports of three members of the Olympic Council of Ireland (OCI) and they will be allowed to leave Brazil.

Brazil superstar Neymar strikes the winning penalty as the hosts claim a first ever Olympic football gold medal before announcing his intention to step down as captain of the national team.

Brazilian cyclist Kleber Ramos and Chinese swimmer Chen Xinyi are disqualified from the Olympic Games for having failed doping tests, the Court of Arbitration for Sport (CAS) says.

The battle to be crowned world's fastest man takes centre stage at the Rio Olympics on Sunday with Usain Bolt facing another showdown with Justin Gatlin where the image of athletics will be on the line.

It's great for kids who are watching judo now. Seeing someone like me who left the City of God, who started judo at five years of age as a joke.

The International Olympic Committee's decision to reject calls to ban all Russian competitors from the Rio Olympics could lead to "lesser protection for clean athletes," the World Anti-Doping Agency (WADA) says..

A further 45 athletes test positive for banned substances after a second set of samples were re-analysed from the London and Beijing Olympics.

The Court of Arbitration for Sport says it had rejected Russia's appeal against the exclusion of its track and field athletes from the Rio Games starting on August 5.

Wimbledon champion Andy Murray will miss Britain's Davis Cup quarter-final clash against Serbia with captain Leon Smith naming Kyle Edmund and James Ward as his two singles players on Wednesday.

Maria Sharapova will be returned to the national Olympic entry list for the 2016 Rio Games in case the Court of Arbitration for Sport (CAS) issues a positive ruling on her appeal.

Usain Bolt will embark on the first major test of what he plans to be a triumphant swansong Thursday as the Jamaican Olympic athletics trials get under way.

World No.1 golfer Jason Day of Australia says he is withdrawing from the Rio Olympic Games over the threat of the Zika virus.

Archer Shamoli Roy has been awarded a wildcard entry in the 2016 Olympic Games to be held in Rio de Janeiro, Brazil from August, an official confirmed yesterday.

World record holder Etiene Medeiros, one of Olympic hosts' Brazil's top hopes of a medal at the Rio Games, has tested positive for a banned substance.

Russia finds out on Friday if the IAAF Council will lift the country's ban from athletics but, even if the vote goes against it, the road to Rio remains open as the IOC will make the final decision on Olympic participation.

Despite financial and organisational problems that have delayed other construction projects for the Rio de Janeiro Olympics, the largest athletes' village in the long history of the Games is unveiled in the city on Wednesday.

Usain Bolt will fine-tune his preparations for the Rio Olympics by competing at the Anniversary Games in London on July 22, organisers said.

Maria Sharapova has appealed her two-year doping ban to the highest court in sports, seeking a ruling ahead of the Olympics.