Iyo novel coronaviruses ndeye β genus.COVID-19 chirwere chekufema chinotapukira.Vanhu vanowanzo batwa nechirwere ichi.Parizvino, varwere vakatapukirwa neiyo novel coronavirus ndiyo honzeri yehutachiona;asymptomatic vanhu vane hutachiona vanogona zvakare kuve hutachiona hwehutachiona.Zvichienderana neazvino epidemiological kuferefeta, iyo incubation nguva ndeye 1 kusvika 14 mazuva, kazhinji 3 kusvika 7 mazuva.Zviratidzo zvikuru zvinosanganisira fivha, kuneta uye chikosoro chakaoma.Nasal congestion, runny mhuno, kurwadziwa kwehuro, myalgia uye manyoka zvinowanikwa mune zvishoma.

 
Influenza chirwere chinotapukira zvakanyanya, chakaoma, chevhairasi yekufema turakiti.The causative agents kwechirwere vari immunologically zvakasiyana, single-strand RNA mavhairasi anozivikanwa sefuruwenza utachiona.Kune marudzi matatu emavhairasi efuruwenza: A, B, uye C. Mavhairasi erudzi rweA ndiwo akapararira uye anobatanidzwa nezvirwere zvakakomba zvikuru.Mavhairasi erudzi rweB anoburitsa chirwere chinowanzopfava pane chinokonzerwa nerudzi A. Mavhairasi erudzi rweC haana kumbobvira abatanidzwa nedenda guru rechirwere chevanhu.Ose mavhairasi emhando A neB anogona kutenderera panguva imwe chete, asi kazhinji mhando imwe ndiyo inotonga mukati memwaka wakapihwa.