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CDC announces travelers returning from Ebola-affected nations to be monitored for 21 days
‘They came back with white masks': CDC responds to sick passenger on flight
CDC director raises Ebola alarm
Human trial of experimental Ebola vaccine to start next week in U.S.
Journal questions validity of autism and vaccine study
CDC on highest level of alert as Ebola death toll rises
What’s the risk of catching Ebola on a plane?
Update: 86 lab workers possibly exposed to live anthrax bacteria
Parents beware: New research gives glimpse into teen lives; The findings may shock you
Planning a summer vacation? Why the CDC says it’s “imperative” to get vaccinated
Zombie apocolypse: The CDC’s plan if the dead come back to life
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