New research comes closer to connecting the virus with microcephaly and Guillain-Barré.
Researchers are beginning to tease out the environmental factors that play a role in helping the virus to spread.
What the disease spreading through the Americas has in common with yellow fever, dengue, and other flaviviruses
The Obama administration wants Congress to quickly approve more $1.8 billion in funding to fight the virus, as crucial research into vaccines is already under way.
Why it’s unique in the landscape of mosquito-borne viruses in the Americas
The first case of the virus transmitted in the country has been confirmed in Texas.
The World Health Organization declared its spread an international emergency. But American officials have taken a calmer tone.
The WHO has declared the virus, along with a birth defect to which it has been linked, a global public-health problem.
The CDC is warning pregnant women against traveling to 22 countries in Latin America and the Caribbean, and some of those countries are urging their own citizens to avoid conception.
The mosquito-borne illness is spreading through the Americas, and is linked to a serious birth defect.