Western Equine Encephalitis (WEE) is a mosquito-borne viral disease that can cause fever, weakness, ataxia, seizures, and death in horses. Learn how WEE spreads, which warning signs require immediate veterinary care, how the disease is diagnosed and treated, and why vaccination and mosquito control remain essential for prevention.

Eastern Equine Encephalitis (EEE) is a mosquito-borne viral disease that attacks a horse’s brain and spinal cord. Learn how EEE spreads, recognize its early and advanced neurological signs, understand treatment and prognosis, and discover why vaccination and mosquito control are essential for protecting every horse.