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CDC is responding to a deadly hantavirus outbreak on a cruise ship in the Atlantic Ocean, reported on May 2, 2026.
The World Health organization (WHO) confirmed that the type of hantavirus responsible for this outbreak is the Andes virus, which can lead to hantavirus pulmonary syndrome (HPS). HPS is a severe and potentially deadly disease that affects the lungs.
Signs and symptoms of HPS due to Andes virus appear between 4 to 42 days after exposure.
Early symptoms can include:
About half of all patients with HPS also experience:
Typically, people are only infectious while they have symptoms.
Learn about Hantavirus, how it spreads and how to protect yourself.
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