Nirmala Sheroen tested positive for the steroids drostanolone and metenolone at a competition back home in June 2018.
More than 250 sportspersons have flunked dope tests conducted by the National Anti-Doping Agency (NADA) in the last two years with powerlifters and weightlifters topping the drug offenders' list.
16 athletes from nine sporting disciplines failed doping tests in 2003.
Chinese swimmer Chen Xinyi has been banned for two years after failing a drug test at the Rio Olympics, the sport's governing body (FINA) said.
Having missed the World Championships in Belgium in October, Karmakar has a tough road ahead of her to qualify for the Paris Olympics 2024, but she wanted to stay positive and focus on her training.
Alberto Contador was on Tuesday considering appealing against the two-year ban he was handed by Court of Arbitration for Sport (CAS) for failing a dope test during his victorious 2010 Tour de France campaign.
The World Anti-Doping Agency (WADA) is to investigate Russian doping allegations relating to the 2014 Winter Olympic Games in Sochi, WADA said on Tuesday.
Russia loses appeal against IOC ban
IAAF chief Sebastian Coe has reportedly made the comment because Kenya, which topped the medals table at the 2015 world championships in Beijing, has had more than 40 athletes banned for doping in the past three years
Rafa Nadal branded comments made by former French tennis player Yannick Noah about doping as "stupid" on Sunday, saying they were the words of a "kid".
It ensures participants are equipped with the information required to ensure the game remains clean and their careers do not suffer due to lack of knowledge.
Russia's weightlifters face being banned from the Rio Olympics, subject to confirmation by the International Olympic Committee, in another collective doping punishment to hit the country.
The US Open champion said the only secret of her success is hard work.
The International Paralympic Committee (IPC) on Sunday banned all Russians from its own Games next month because of the widespread doping culture that it says has polluted sport in the country.
Australian doping authorities have cleared retired swimmer Ian Thorpe of any wrongdoing after completing their investigation into an irregular test result.
A revised World Anti-Doping Code, doubling the bans for cheats in sport, was adopted on Friday.
A hearing in the case of Russian curler Alexander Krushelnitsky, who tested positive for the banned substance meldonium, has yet to be scheduled, the Court of Arbitration for Sport (CAS) said on Wednesday.
Yulia Stepanova, an international runner who was herself suspended for doping offences, and her husband Vitaly, a former Russian anti-doping agency official, secretly recorded Russian coaches and athletes over almost two years describing how they used performance-enhancing drugs.
Images from the athletics action at Stade de France, Saint-Denis, Paris, on Friday.
Sports Minister Vijay Goel on Friday said the government has strengthened its resolve to make doping a criminal offence in order to instill fear in the minds of sportsperson who indulge in such practices.
Jamaican 400 metre runner Dominique Blake was banned for six years on Thursday for a second doping offence.
The world governing body for athletics (IAAF) fought back on Tuesday against media reports of suspected widespread doping in the sport, rejecting accusations it failed to investigate dubious drugs test results properly.
'If you take me back to 1995, when doping was completely pervasive, I would probably do it again' 'When I made the decision (to dope in 1995), when my team made that decision, when the whole peloton made that decision, it was a bad decision and an imperfect time'
Russian doping whistleblower Yulia Stepanova's application to compete as an individual athlete has been accepted, the International Association of Athletics Federations (IAAF) said on Friday.
A doping scandal has resurfaced on the Indian athletics scene with two top women quarter-milers returning positive for a banned substance in tests conducted by the International Association of Athletics Federations.
India may be considered a sporting minnow but in terms of doping by its athletes, it has been ranked third behind Russia and Turkey in a World Anti-Doping Agency Report for 2013 with as many as 91 from the country testing positive for banned substances in that year.
Anju Bobby George says Parul Chaudhary among ones to watch out for
Novak Djokovic says he has lost all trust in the anti-doping programme in tennis and fears he could become a victim of its 'negligence' after fellow Serb Victor Troicki failed to have his doping ban overturned on Tuesday.
West Indies all-rounder Andre Russell has committed an "anti-doping whereabouts" rule violation, the Jamaica Anti-Doping Commission (JADCO) told Reuters on Wednesday.
The IWF has admitted to mentioning two different urine sample numbers in its communication of her dope flunk earlier this year, according to a letter that the world body sent to the National Anti-Doping Agency (NADA).
Steffen Kjaersgaard, a team-mate of Lance Armstrong's at US Postal from 2000-03, will not face sanctions, despite admitting to using performance-enhancing drugs, Norwegian anti-doping authorities said on Monday.
Bulgaria's weightlifters will be absent from next year's Olympics after the sport's governing body banned the country's athletes following a high number of doping cases, it said on Friday.
Top Indian javelin thrower Davinder Singh Kang has been suspended provisionally by the world athletics governing body after he returned positive for a steroid in an out-of-competition test last week.
In a huge relief for India's Commonwealth Games contingent, its boxers were cleared of any doping violation, but they remained under the scanner for breaching the Games' strict 'no needle' policy.
Double Olympic champion Valerie Adams feels the suspension on Russian athletes from the Rio Games is a positive step towards eradicating doping and the New Zealand shot putter has called for a life ban on drug cheats.
Samples from the probables for the Twenty20 World Cup, including fast bowlers Shoaib Akhtar and Mohammad Asif, have been taken for testing by WADA laboratory.
Jordan striker Ahmad Hayel has been ruled out of Friday's Asian Cup match against Palestine in Melbourne after a "cancelled" doping test, the team said on Wednesday.
Tainted by a doping offence a year ago, Indian footballer Rana Gharami has now become a hero in his home town, by lending a helping hand to those struggling to survive the coronavirus pandemic. The 29-year-old former Odisha FC defender hails from Garalgacha in West Bengal's Hooghly district.
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