Brazil's top health official said on Monday that the Zika virus outbreak is proving to be worse than believed because most cases show no symptoms, but improved testing should allow the country to get ...

Add Yahoo as a preferred source to see more of our stories on Google. A new Zika vaccine from Brazil shields the brain and testicles, avoids dengue confusion, and could reshape prevention strategies ...

RIO DE JANEIRO (Reuters) - President Dilma Rousseff said on Wednesday that Brazil must wage war against the Aedes aegypti mosquito that spreads the Zika virus linked to a surge in cases of a dangerous ...

Brazilian health officials have discovered active Zika virus in urine and saliva samples, the Associated Press reports. While it isn’t clear at this time whether Zika is communicable through these ...

The Zika virus may have arrived in Brazil up to two years before the first reported cases, a new study suggests. The mosquito-borne virus may have reached Brazil between May and December 2013.

RIO DE JANEIRO – Maria Vitoria Alves Bezerac is 13 years old, 32 weeks pregnant and living in daily fear of the Zika virus. While American athletes and potential Olympic Games visitors have expressed ...

As the Zika virus continues to spread through Brazil, one physician is using virtual visits to meet the increased demand for healthcare services, especially in more rural parts of the country, reports ...

A baby in Brazil who became infected with Zika in the womb still had the virus in his body for months after he was born, according to a new report of the case. The baby's mother, who lived in São ...

Brazilian Health Ministry on Friday denied withholding Zika virus samples, saying it was willing to share related samples and information with foreign institutions that hope to study the virus.

The virus is spread through mosquitos and currently does not have a vaccine, with sufferers commonly experiencing symptoms including fevers, rashes, joint pain and conjunctivitis. While symptoms ...

In 2016, news about the Zika virus in Brazil made the headlines in Europe for the first time. With approximately 65 million people affected, it is one of the largest epidemics in the last few years.