According to the Centres for Disease Control and Prevention (CDC), since then, the Ebola virus has emerged periodically from its natural reservoir (which remains unknown) to infect people in Africa.
Kwa mujibu wa Kituo cha Kuzuia na Kupambana na Magonjwa  (CDC), tangu wakati huo, kirusi cha Ebola kimekuwa  kikiibuka mara kwa mara kutoka kwenye chanzo asilia (ambacho hadi sasa hakijaweza kufahamika) na kupelekea watu barani Afrika kuugua ugonjwa huu.