Imibiko yakamuva yamacala e-Eastern Equine Encephalitis (EEE) e-United States ikhulise ukukhathazeka mayelana nokulawulwa nokuvinjelwa kwezifo ezithwalwa omiyane. I-EEE, nakuba ingavamile, isifo esiyingozi kakhulu esibangelwa omiyane, esikwazi ukuholela ekuvuvukeni okukhulu kobuchopho, ukulimala kwezinzwa, futhi, kwezinye izimo, nokufa. Ingozi iphakeme ikakhulukazi ezinganeni, abantu abadala, nalabo abanamasosha omzimba asengozini.