A lokacin bala'in COVID-19 na duniya, mutane da yawa sun fara yada bayanan karya ko waɗanda ba a tabbatar da su ba. Wannan ya hada da 'yan siyasa da sauran jami'an gwamnati daga gwamnatoci a kasashe da dama. Bayanan da ba daidai ba game da kwayar cutar sun hada da asalinta, yadda take yaduwa, da hanyoyin rigakafi da warkar da cutar . Wasu sun yi watsi da barazanar cutar, kuma sun yi maganganun karya game da matakan rigakafi, adadin mace-mace da gwaji a cikin ƙasashensu. Wasu sun ma yada COVID-19 maganin misinformation . Canje-canjen manufofin kuma ya haifar da rudani kuma ya ba da gudummawa ga yaduwar rashin fahimta. Misali, Hukumar Lafiya ta Duniya (WHO) da farko ta hana jama'a amfani da abin rufe fuska a farkon shekarar 2020, suna ba da shawara "Idan kuna da lafiya, kuna buƙatar sanya abin rufe fuska ne kawai idan kuna kula da mutumin da ake zargin 2019- nCoV kamuwa da cuta, "ko da yake WHO daga baya ta canza shawararsu don ƙarfafa jama'a sanya abin rufe fuskas.