Zika Virus May Be Linked to Infant Eye Abnormalities, Study Says
Researchers are investigating if the Zika virus leads to eye abnormalities.
New Bacteria That Causes Lyme Disease Discovered
Researchers from the Mayo Clinic and the CDC made the discovery.
Zika Updates: Florida Expands State of Emergency to 7th County
Also, CDC has moved emergency operations to highest level.
Zika Outbreak Prompts CDC to Activate Highest Emergency Ops Level
This is only the fourth time that the highest level has been activated.
Concussions May Increase Suicide Risk, Study Finds
Researchers in Canada looked at more than 200,000 people with concussions.
Zika Outbreak: USOC 'Will Not' Stop Brazil-Bound Athletes
The Zika virus has been a concern in the area for months.
Zika Virus: Travel Companies Allow Employees to Avoid Outbreak Countries
Zika virus has spread throughout the Americas since early last year.
Rare Genetic Mutation Pinpointed as Cause of Vibration-Induced Hives
Scientists found genetic mutation in families with rare condition.
Zika Virus Prompts Florida to Declare Emergency in 4 Counties
There have been nine people diagnosed with Zika virus in Florida.
Fiancee of NFL Star Dies of Ovarian Cancer at 26
Buffalo Bills linebacker Tony Steward mourns death of Brittany Burns.
Senators Call for Federal Updates on Zika Outbreak
Lawmakers want updates on the Zika virus in the United States.
Sexually Transmitted Zika Virus Case Found in US
The case happened in Dallas County, health officials say.
Zika Virus: Everything You Need to Know
ABC News' Dr. Richard Besser answers your questions.
Zika Virus Outbreak Prompts Couples to Cancel 'Babymoons'
CDC advises pregnant women not to go to 24 countries due to Zika outbreak.
Pregnant Woman With Zika Virus in NYC
Those diagnosed in U.S. are believed to have contracted the virus elsewhere.
Pushing the Limits: Lessons From Ultra-Endurance Athletes
Learn how these elite athletes run tens of hundreds of miles.
FDA Reviewing Blood Donation Policy During Zika Outbreak
Viral outbreak is associated with an increase microcephaly birth defects.
Zika Virus Outbreak May Be Linked to Major Sporting Events
Events such as the World Cup could have facilitated the spread, scientists say.
Woman Arrested for Allegedly Faking Cancer to Raise Funds
Georgia woman reportedly received $25,000 in money and gifts.
Mosquito-Borne Zika Virus: Tips for Travelers
Virus linked with rise of microcephaly birth defects, possibly rare paralysis.
Zika Virus: 19 Diagnosed in U.S. After Traveling Abroad, 19 Infected in Puerto Rico
The CDC now has a travel warning for 24 countries due to the Zika virus.
Blizzard Leaves Streets Empty in Normally Bustling NYC, DC
Massive blizzard has lead to a state of emergency in 12 states.
Blizzard Shuts Down East Coast With Possible Historic Snowfall
The massive weather system has so far left 15 people dead.
The Extreme Measures Being Taken to Deal With Zika Virus
El Salvador advises women not to have babies for 2 years.
Formerly Conjoined Twin Leaves Hospital After a Year in Treatment
Connor Mirabal was separated from his brother Carter last May.
Cooped Up by the Storm: Tips on Avoiding Flu When Caring for the Sick
Here's some advice on how to avoid the flu.
Snowstorm Health Hazards: Tips for Staying Safe this Winter
Shoveling snow and plunging temps can be a recipe for disaster.
Do's and Don'ts During a Snowstorm
Beware of alcohol amid freezing temperatures.
More Pregnant Women Found With Mosquito-Borne Zika Virus in US
CDC issues new guidelines as more women diagnosed with the virus.
Flint Water Crisis: What's Being Done to Help Kids Exposed to Lead
New initiative aims to help Flint children in the coming years.
Doctors Choose End-of-Life Care Differently Than General Population, Studies Show
Two studies in JAMA provide insight on how doctors face end-of-life care.
'Frozen' Man Revived From the Brink of Death
Justin Smith, 26, was found after being in the snow for nine hours.
Rare Case of Scurvy in Infant Highlights Dangers of Plant-Based Diet
Infant had been given almond-based supplements at 2 months, study finds.
Rise in Birth Defects Possibly Linked to Mosquito-Borne Virus
A link between the virus and birth defects is being investigated in Brazil.
Michigan Gov. Asks for Federal Disaster Declaration for Flint Water Crisis
And Michigan Attorney General has opened investigation into the crisis.
1 Man Is Brain-Dead, 5 Others Are Hospitalized After Clinical Drug Trial
The trial has been suspended.
Chipotle Restaurants to Temporarily Close for Safety Meeting
Restaurants will close for part of Feb. 8.
Officials Investigate If Legionnaires Outbreak in Flint Linked to Water Crisis
There have been 87 cases since 2014, health officials said.
Girl Scout Troop Pleads With Michigan Governor to Fix Flint Water Crisis
A state of emergency was declared in Flint, Michigan, over lead levels.
How Obama's Cancer 'Moon Shot' Could Help Scientists Cure the Disease
Vice President Joe Biden will lead the effort to stop cancer.
National Guard, Feds Called to Help Get Water to Flint Residents
Improperly treated water from a new supply leached lead from city pipes.
Leah Still 'Beat Cancer' After Final Scheduled Treatment, Dad Says
Devon Still posted an update on his daughter on Twitter.
Children's Cough Syrup Recall: What Parents Should Know
A dosing cup with the wrong markings was included with the medication.
Police Delivering Water Door-to-Door Amid Contamination Crisis
The Michigan governor has declared a state of emergency in Flint.
Toddlers Become Best Friends After Kidney Transplants
Ayden and Aubrey became fast friends after meeting at a Boston Hospital.
Virtual Reality Helps Surgeon Operate on Infant's Heart
A Florida surgeon made a virtual model of the infant's damaged heart.
California Gas Leak: Residents Report Nausea, Dizziness
Gov. Jerry Brown has declared a state of emergency over the gas leak.
What Obama's Executive Action Means for Mental Health Funding
The president is calling for $500 million in funding for mental health issues.
Oh, Baby! Rare Identical Triplets Go Home to Kick Off New Year
Stephanie and Brad Harris welcome three tiny bundles of joy last year.
Watch: Zika Virus Outbreak: Inside the Hot Zone
Following the outbreak from Brazil where families are dealing with devastating effects to how it traveled to the United...