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When is a person who has Ebola contagious?

A person infected with Ebola is not contagious until symptoms appear. Symptoms can appear anywhere from 2 to 21 days after exposure to Ebola, but the average is 8 to 10 days. Ebola virus has been found in the semen of some men who have recovered from Ebola. It is possible that Ebola could be spread through sex or other contact with semen. It is not known how long Ebola might be found in the semen of male Ebola survivors. Until more information is known, avoid contact with semen from a man who has had Ebola. It is not known if Ebola can be spread through sex or other contact with vaginal fluids from a woman who has had Ebola.

Continue Learning about Ebola

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What is Ebola?
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Why Do We Need Specialized Facilities to Treat Ebola?
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.