The CDC issued a warning due to the spread of the Oropouche virus in regions near the US and to advise caution for residents, especially those traveling to affected areas.      

Sloth fever symptoms are similar to those of other viral infections, making it difficult to distinguish without specific medical testing.  

Yes, serious complications such as encephalitis and meningitis (inflammation of the brain and surrounding membranes) have occasionally been reported.  

Orthobunyaviruses are a group of viruses that includes the Oropouche virus, which is different from flaviviruses like dengue and alphaviruses like chikungunya.  

The Oropouche virus was first identified in 1955.