The 5 Viruses You Never Want to Get

The deadliest Ebola outbreak ever ended earlier this year, but despite advances in vaccines and antiviral drugs, Live Science notes "we're a long way from winning" the war against not only Ebola, but other viruses, too—some even deadlier than Ebola. The site lists some of the worst threats:

• Marburg virus
• Hantavirus
• Rabies
• HIV
• Smallpox

Find out what other deadly viruses made the cut. (There's a dangerous virus that leaps from squirrels to people.)