Key facts

Oropouche virus disease is a febrile illness caused by the Oropouche virus

The virus is primarily spread to humans through the bites of infected biting midges, and possibly some mosquitoes

The disease is mostly found in South America and the Caribbean

There was an explosion of the disease in 2024, emerging in new countries

That outbreak saw the first documented deaths from the disease as well as possible complications in pregnant women.

There are no specific treatments or vaccines

Overview

Oropouche virus disease, also known as Oropouche fever, is caused by the Oropouche virus (OROV). It can cause fever, headache, joint pain, muscle pain, chills, nausea, vomiting, and rash.…