It's hardy, contagious, and risky to wild animals and pets.
Here are the latest updates.
It’s impossible to catch every case.
Travel bans are not always as useful as they sound.
Here’s how China is working to halt its spread despite holiday travel.
The hemorrhagic fever has infected more than 1,000 in the Democratic Republic of Congo.
The unusual uses of off-label drugs.
The 2010 outbreak killed thousands
Virus found in a man's semen six months later
Quarantines contain vomiting, diarrhea in GOP ranks
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