Zika Virus

Zika Vaccine Protects Mouse Fetuses From Birth Defects

There's promising news about two potential vaccines for Zika, a virus that can cause birth defects in the children of women infected during pregnancy. A new study published in the journal Cell finds that vaccinating...

By Alexandra Sifferlin July 14, 2017

Do You Still Need to Worry About Zika?

Last summer, public health experts were on high alert due to the rapid spread of the Zika virus, which has now been proven to cause birth defects and other health problems in infants. Today, experts...

By Alexandra Sifferlin June 23, 2017

Half of Brazilian Women Are Avoiding Pregnancy Because of Zika

Researchers found that a majority of women in Brazil are avoiding pregnancy because of fears surrounding Zika

By Alice Park December 22, 2016

Why Zika Is So Dangerous During Pregnancy

Two new federal reports provide chilling lessons about the Zika virus

By Alexandra Sifferlin December 14, 2016

Texas Confirms Its First Locally Transmitted Case of Zika

The state has been expecting a local case for some time

By Alexandra Sifferlin November 28, 2016

Zika Vaccines Are Growing More Promising

The science is progressing, but challenges remain

By Alexandra Sifferlin November 7, 2016

Zika Virus Reduces Male Fertility in Mice

The Zika virus is known to affect babies and female reproduction, but fresh evidence suggests that infections may also affect male fertility

By Alice Park October 31, 2016

Zika Is Spreading in a New Part of Miami

Governor Rick Scott says federal funding is still needed

By Alexandra Sifferlin October 13, 2016

Zika Virus Birth Defects Don't Stop at Microcephaly

A report details how microcephaly is just one of the many ways that Zika infection during pregnancy can affect the developing brain

By Alice Park October 3, 2016

Blood Donations Should Be Tested for Zika, FDA Says

The goal is to keep the national blood supply safe

By Alexandra Sifferlin August 26, 2016

People With No Symptoms of Zika Can Still Spread It Sexually

Experts confirm that the virus can spread between people who don't have symptoms

By Alexandra Sifferlin August 26, 2016

Zika Can Affect a Baby's Brain Beyond Microcephaly

Brain imaging shows the many damaging effects of Zika

By Alexandra Sifferlin August 23, 2016

Texas Traveler Gets Zika in Florida

A Texas person got the virus while traveling to an area in Miami

By Alexandra Sifferlin August 15, 2016

CDC Warns Pregnant Women Over Zika

This is one of the first times health officials have advised Americans not to travel within the continental U.S. due to a health risk

By Alexandra Sifferlin August 1, 2016

Florida Confirms First Cases of Zika Caught From Local Mosquitoes

The four cases are likely to be from mosquito bites

By Rosalie Chan July 29, 2016

Zika Fight Struggles Without Funding: CDC Director

The lack of emergency funding for Zika is already taking a toll on research and vaccines

By Alexandra Sifferlin July 26, 2016

Zika: Florida Is Investigating Possible Local Infection

Health officials are investigating a case of the virus that isn't related to travel

By Alexandra Sifferlin July 20, 2016

A New Zika Case in Utah Has Experts Stumped

It's not clear how the virus was transmitted

By Alexandra Sifferlin July 18, 2016

Failure to Pass Zika Funding Already Hurting Research

Public health researchers say Congress' failure Thursday to pass funding to fight the Zika virus will hurt efforts to fight it, including stalling research into a potential vaccine and how the virus causes birth defects....

By Will Drabold July 15, 2016

Zika Funding Bill Fails as Congress Is Unable to Reach Compromise

Congress will not provide more than $1 billion to fight the spread of Zika in the U.S. this summer

By Will Drabold July 14, 2016

First Baby in Texas With Zika-Caused Microcephaly Is Born

The child's mother traveled from Latin America where she likely contracted the virus

By Alexandra Sifferlin July 13, 2016

Zika Funding May 'Already Be Too Late'

States are feeling the pinch and some worry Zika is already spreading locally

By Alexandra Sifferlin July 1, 2016

Congress Plays Chicken With Zika

Never mind dire health warnings as the disease spreads, Congress has politics to play

By Jay Newton-Small June 30, 2016

Zika Bill Fails Largely Because of Planned Parenthood Debate

Once again, America's Zika response goes unfunded

By Alexandra Sifferlin June 29, 2016

Zika Lasts Way Longer During Pregnancy: Study

A new animal study adds to the complexity of Zika infection during pregnancy

By Alexandra Sifferlin June 28, 2016

More Women in Zika-Stricken Countries Are Seeking Abortions

A new study shows that during the Zika virus outbreak, more women in countries where abortion is illegal have requested abortion medication

By Alexandra Sifferlin June 23, 2016

Officials: Zika Is Spreading Rapidly in Puerto Rico

The CDC has been testing donated blood supply

By Rosalie Chan June 17, 2016

Risk of Zika Infection Likely Highest During First Trimester, CDC Expert Says

Experts say they're getting closer to determining when during pregnancy an infection is most risky

By Alexandra Sifferlin June 16, 2016

Researcher Accidentally Infects Herself With Zika Virus

She pricked herself with a needle while conducting a lab experiment

By Rosalie Chan June 10, 2016

Pregnant Savannah Guthrie to Skip Rio Olympics Because of Zika

The Today anchor announced that she was expecting her second child

By Emma Ockerman June 7, 2016

Baby Born in NJ With Zika-Related Microcephaly

The mother had traveled from Honduras for treatment

By Sarah Begley June 1, 2016

WHO Issues New Safe-Sex Guidelines for Zika

They involve longer abstinence periods

By NBC News May 31, 2016

Zika Virus Likely to Spread in U.S. 'In the Next Month'

There are more than 500 cases of the Zika virus in the U.S.

By Melissa Chan May 23, 2016

Puerto Rico Reports First Case of Microcephaly Amid Zika

The country has over 900 cases of the virus including over 100 pregnant women

By Alexandra Sifferlin May 13, 2016

Zika Virus: What Symptoms Should You Look Out For?

Zika can feel like other common ailments—if you get symptoms at all

By Alexandra Sifferlin May 11, 2016

Zika Virus Means Brazil's 2016 Olympics Must Not Proceed

There are serious public health concerns

By Amir Attaran, University of Ottawa / Harvard Public Health Review May 10, 2016

How Infecting Mosquitoes with a Bacterium Could Stop the Zika Virus

A new technology developed in Australia is using a naturally-occuring bacteria to stop mosquitoes from transmitting dengue, and is shown to be effective against Zika as well

By Aryn Baker May 5, 2016

So Should We Just Kill Them All?

When a mosquito lands on a patch of exposed skin and unsheathes a needle-like proboscis to pierce a blood vessel, she--and it is always a she--is not just sucking up a blood meal. She's also...

By Aryn Baker May 5, 2016

What You Need to Know About Zika

How to beat the virus—and the mosquitoes that carry it

By Alexandra Sifferlin May 5, 2016

Baseball Players Are Scared Of Zika. Are Olympians Next?

Zika fears may cause Pittsburgh Pirates-Miami Marlins series in San Juan, to move. The Rio Olympics won't go anywhere

By Sean Gregory May 4, 2016

What to Know About Zika

TIME answers the tough questions about who should worry—and what the U.S. government is doing to protect its citizens

By Alexandra Sifferlin May 4, 2016

U.S. Reports First Death From Zika

After developing severe internal bleeding

By Alexandra Sifferlin April 29, 2016

How a Drug For Pets May Help Prevent Zika and Malaria

Do I Still Need to Worry About the Zika Virus?

Zika Linked to a Spike in Birth Defects in the U.S.

Why Zika Is Especially Dangerous for Pregnant Women