Computer hackers who leaked the medical records of more than 100 top athletes in a bid to reveal questionable drug exemptions may have tampered with the data, according to the World Anti-Doping Agency (WADA).
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.
The huge gulf between how much male and female athletes are paid is not likely to narrow in the foreseeable future.
The World Anti-Doping Agency (WADA) says that another batch of athlete data has been leaked by the same Russian cyber espionage group that published confidential medical data earlier this week.
Mo Farah reveals what he was doing just minutes before walking onto the track to make Olympic history.
American swimmer Ryan Lochte has been suspended for 10 months, US media reported on Wednesday, following a scandal
US swimmer Ryan Lochte is slapped with a 10-month suspension following his bogus gunpoint robbery story during a drunken night out at the Olympics.
Monica Puig, whose Olympic tennis triumph in Rio de Janeiro gave Puerto Rico their first ever Games gold, is unceremoniously bundled out of the US Open.
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.
Chinese internet users accuse the Rio Olympics of being unsafe and inferior to Beijing's 2008.
Pele has been invited to light the Olympic pyre for the Rio Games on Friday but the Brazilian soccer great is checking with his sponsors.
Brazil has barely got over its World Cup disaster and now it is counting on Barcelona star Neymar to finally deliver a treasured first football Olympic gold medal.
For as long as athletes have been battling for gold medals, they have been taking fortifying tonics, some stomach-churning, others downright dangerous with little concern for their health.
Russian appeals against Olympic bans are piling up as IOC president Thomas Bach slams what he calls the "contemptuous" doping system blamed on the Moscow government.
Russian swimmers Vladimir Morozov and Nikita Lobintsev have been cleared to compete at the Rio Olympics, their representatives said Tuesday, though there was no official confirmation.
Record-seeking Britain pull out all the stops for their Rio Olympics campaign -- to the extent of employing their own plumber for the leaky athletes' village.
World number 11 and former Australian Open runner-up Dominika Cibulkova joins the Olympic Games tennis tournament's growing list of absentees.
World number four Stan Wawrinka withdraws from the Rio Olympics with a back injury on Tuesday.
Rafael Nadal concedes he is not yet sure that he will be able to represent Spain at the Rio Olympics as his fitness concerns linger.