Forty one cases of locally transmitted Zika have been confirmed in Singapore.

Barack Obama has tried to reassure Americans after more cases of the Zika virus have been reported in Florida.

"It pleasantly surprised me. There was more people at the golf events than there was at the athletics."

Officials have identified a second area of Zika transmission on the US mainland, Florida governor Rick Scott said.

The zika virus can “wreak havoc” in the brains of adults, causing long-term damage that may mirror the effects of Alzheimer’s disease, new research suggests.

Pregnant women have been urged not to travel to support Irish athletes at the Olympic Games in Rio de Janeiro.

Pregnant women in Florida have been offered a free test to determine whether they have been infected with the mosquito-borne Zika virus.

Hope Solo is blaming the American media for spreading fear about the zika virus and other problems ahead of the Rio Games.

Pregnant women are being advised to postpone non-essential trips to Florida because of the Zika virus.

The Wimbledon finalist has pulled out of the Olympics citing health concerns, including the Zika virus.

US Open champion Dustin Johnson has become the latest golfer to withdraw from the Olympics over fears of the Zika virus.

A person infected with Zika in Utah has died in what marks the first death related to the virus in the continental US.

Three cases of the Zika virus have been confirmed in Guinea Bissau.

More than five months after US president Barack Obama requested $1.9bn (€1.7bn) to fight the Zika epidemic, members of Congress are going home to July 4 barbecues without approving a spending bill.

Shane Lowry has announced his withdrawal from the Rio Olympics, as he joins a list of players including Rory McIlroy in citing fears over the Zika virus.

Rory McIlroy is certainly the biggest name to pull out of this summer’s Olympics in Rio because of concerns over the Zika virus but he is not the first.

While it was a statement I suspected was coming for some time, there is no doubt that yesterday’s decision by Rory McIlroy to pull out of the Olympic Games has greatly undermined the efforts of the world’s golfing organisations to re-introduce golf into the games after a 112-year absence.

Boxer Darren O’Neill took to Twitter to join the whirlwind of reaction following Rory McIlroy’s withdrawal from the Team Ireland, saying they are “better off without him”.

Rory McIlroy feels playing in this summer’s Olympics is not worth the risk after announcing his withdrawal due to concerns over the Zika virus.

An experimental vaccine for the Zika virus is due to begin human testing in coming weeks, after getting the green light from US health officials.

British long-jumper Greg Rutherford has frozen samples of his sperm amid fears about the Zika virus at this summer's Olympic Games in Rio.

A Honduran woman infected with zika gave birth in New Jersey to a baby girl with birth defects caused by the virus, her doctor said yesterday.

Rory McIlroy has become the latest, and most high-profile, golfer to express reservations about competing in the Rio Olympics this year due to the ongoing threat of the Zika virus.

The Zika virus is expected to spread to parts of Europe in late spring and summer, health leaders have said.

The World Health Organisation is increasingly concerned about the Zika virus but does not recommend cancelling or postponing the Olympic Games in Brazil this summer.

Ireland’s Olympians have been advised to avoid sex or to use contraception for a period before, during, and after the games in Brazil this summer to minimise the risks linked to the zika virus, writes Brendan O’Brien.

US health officials say there is now enough evidence that the zika virus can cause unusually small heads and brain damage in babies.

US health officials have granted the use of an experimental blood test to screen for Zika virus, an emergency step that will help protect local blood supplies from the mosquito-borne infection.

Zika virus may cause a rare but terrifying neurological disorder that can paralyse and kill, scientists believe.

Women in countries hit by the Zika virus should breastfeed their babies and there is no proof the virus can spread to their infants that way, the World Health Organisation (WHO) has said.

Brazil is planning to fight the zika virus by zapping millions of male mosquitoes with gamma rays to sterilise them and stop the spread of the virus linked to thousands of birth defects.

Government ministers, state governors, health agents and members of the armed forces are visiting schools throughout Brazil to involve students in the nationwide campaign to eradicate the mosquito that spreads the Zika virus.

Countries in Zika hit regions are being advised to prevent blood donations in a bid to prevent transmission of the virus.

The Vatican has said pregnant women exposed to the Zika virus and who may be carrying foetuses with serious brain defects should not be allowed have abortions.