Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs RabiesUpdated: 2019-10-03OverviewRabies is a deadly virus spread to people from the saliva of infected animals, usually through a bite. Animals most likely to spread rabies in the U.S. include bats, coyotes, foxes, and raccoons.SymptomsOnce symptoms appear, it's nearly always fatal. TreatmentsA vaccine can prevent infection. Seek immediate medical attention after a bite or suspected bite. © 1998-2022 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use