Ebola (Ebola Virus Disease)

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  • Signs and Symptoms

    Symptoms may appear anywhere from 2 to 21 days after exposure to ebolavirus…

  • Transmission

    Spread through bodily fluids of a person who is sick with or has died from Ebola…

  • Risk of Exposure

    During outbreaks of Ebola, those at highest risk include health care workers and family…

  • Outbreaks

    List of all current and past outbreaks, outbreak chronology and references…

  • For Healthcare Workers

    Updated guidance for managing or preparing for Ebola in the U.S. and abroad…

  • Prevention

    Those at highest risk include health care workers and the family and friends of an infected individual…

  • Diagnosis

    Diagnosing Ebola in an individual who has been infected for only a few days is difficult…

  • Treatment

    The treatment of Ebola presents many challenges… there are few established prevention measures…

2014 West Africa Outbreak

The 2014 Ebola outbreak is the largest in history and the first Ebola epidemic the world has ever known — affecting multiple countries in West Africa. Although the risk of an Ebola outbreak in the United States is very low, CDC and partners are taking precautions to prevent this from happening. On 9/30/2014, CDC confirmed, the first travel-associated case of Ebola to be diagnosed in the United States.

Latest CDC Outbreak Information
Updated September 30, 2014

What’s New

Updated October 1, 2014: Interim Guidance: EMS Systems & 9-1-1 PSAPs: Management of Patients in the U.S.

October 1, 2014: Evaluating Returned Travelers for EVD, US[PDF – 1 page]

October 1, 2014: Checklist for Patients Being Evaluated for EVD, US[PDF – 1 page]

Most Popular Materials


Contact CDC
Centers for Disease Control and Prevention
1600 Clifton RoadAtlanta, GA30329-4027USA
800-CDC-INFO (800-232-4636)



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