The organization also said that recent reports claiming that there has been a fall in the number of new cases in Liberia are "unlikely to be genuine."
"Grey's Anatomy" teases a heated fight between Callie and Owen in episode 3 of Season 11 in a sneak peek video.
The body of Thomas Eric Duncan, the first Ebola patient to have died in the U.S., will be cremated to prevent the spread of the deadly virus.
A person who came in contact with Thomas Eric Duncan and showed symptoms of Ebola was rushed to the hospital Wednesday.
Excalibur, the Spanish dog exposed to Ebola, sparked questions over whether pets can spread the deadly virus.
A look at the experimental drugs and vaccines that may bring an end to the deadly outbreak.
Excalibur's plight went viral after news the Madrid dog would be euthanized.
A health workers strike in Sierra Leone that resulted in the bodies of Ebola victims being left out in the streets and in homes has been resolved.
A new deadly virus is making headlines after a fatal case of Marburg hemorrhagic fever was diagnosed in Uganda.
Dallas Ebola patient Thomas Eric Duncan, the first person in the U.S. to become sick with the virus, died Wednesday from the disease.
America's first Ebola patient, Thomas Eric Duncan, died while being treated with a drug from a relatively unknown biotech company.
A campaign to save the dog of a Spanish woman infected with the Ebola virus is heating up.
Brittany Maynard was diagnosed with brain cancer on New Year's Day.
WHO noted that while Ebola's spread to Europe might be unavoidable, the continent was at low risk because of its health care infrastructure.
A new MRI technique could reduce the use of PET scans in evaluating cognitive decline.
The dog of a Spanish woman with Ebola will be killed by Madrid's regional government to contain the possible spread of the deadly disease.
Obama has promised stricter U.S. airport screenings to stop the spread of Ebola, but the measures only work if someone has symptoms.
A Spanish nurse who has contracted Ebola is being treated with antibodies from patients previously infected with the virus.
The nurse had helped treat both Spanish priests who were sent back to Madrid after contracting Ebola in Africa.
Officials have said heavy rainfall and warmer temperatures are to blame for the spread of the disease, which is carried by mosquitoes.
With ZMapp supplies depleted, doctors are turning to brincidofovir from Chimerix Inc.
The nurse tested positive for the virus in initial tests and doctors are waiting further results.