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

Sloth fever has been reported in South America, Central America, and the Caribbean.  

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

To prevent Sloth fever, avoid contact with mosquitoes and biting midges, and use insect repellent and protective clothing.  

Sloth fever is not directly contagious between humans. It is transmitted through the bites of infected mosquitoes and biting midges.