Nekuvandudzwa kwevanhu vemazuva ano uye nekuwedzera kwemabasa emaindasitiri, hutano hwemhepo munzvimbo yedu yekugara huri kuderera.Naizvozvo, munharaunda yemazuva ano, tinogona kuona nhamba iri kuwedzera yevarwere vari kurwara nezvirwere zvakaita serhinitis, pneumonia, hosha dzeganda, nezvimwe, chikonzero ...
Verenga zvimwe