Eastern equine encephalitis (EEE), also called triple E and sleeping sickness, is a viral disease caused mainly by the Eastern equine encephalitis virus (EEEV). Most infections in humans are asymptomatic, but about 5% of the time the infection progresses to severe neuroinvasive disease.

Mar 30, 2025 · Eastern equine encephalitis (EEE), otherwise known as Triple E or sleeping sickness, is a rare and lethal virus in horses that causes inflammation of the brain. EEE is transmitted through mosquito bites and attacks the central nervous system (CNS).

Jun 25, 2024 · Equine encephalitis viruses—Eastern, Western, and Venezuelan equine encephalitis (EEE, WEE, VEE) and West Nile virus (WNV)—are spread by infected mosquitos and can cause severe brain inflammation in equids (such as horses and donkeys) and people.

Jul 24, 2024 · On July 19, an unvaccinated pony mare in Alachua County, Florida, was confirmed positive for Eastern equine encephalitis (EEE) after developing clinical signs on June 21, …

Jul 24, 2024 · On July 19, an unvaccinated pony mare in Alachua County, Florida, was confirmed positive for Eastern equine encephalitis (EEE) after developing clinical signs on June 21, including depression,...

Oct 24, 2024 · On October 21, a 13-year-old pony mare in Haldimand County, Ontario, tested positive for Eastern equine encephalitis (EEE). The pony, who was unvaccinated, developed clinical signs on October 9, including fever, recumbency, and seizures.

Aug 28, 2024 · Eastern equine encephalitis, also called EEE or triple E, is a virus that spreads from infected mosquitoes to horses and people. These mosquitoes generally live in freshwater swamps. The...

Apr 3, 2024 · Eastern equine encephalitis (EEE) in horses, also called sleeping sickness, is a viral disease caused by infected mosquitoes that most often leads to neurological problems and possible death if left untreated. Horses, like humans, …

Eastern equine encephalitis (EEE) is an extremely rare but serious and often fatal infection that causes encephalitis or inflammation of the brain. It is spread by the bite of a mosquito infected with EEE virus (EEEV).

Eastern equine encephalitis (EEE) virus is spread to both horses and humans by the bite of an infected Aedes or Culex species mosquito. These mosquitoes typically inhabit swamps and the areas surrounding swamps in rural portions of the country.