Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Kupfuura: Furuwenza inonyanya kupararira munguva yechando, uye sezvo kuchamhembe nekumaodzanyemba kwepasi kuchitonhora panguva dzakasiyana dzegore, pane mwaka miviri yefuruwenza gore negore. Ichi ndicho chikonzero nei World Health Organization (ichibatsirwa neNational Influenza Centers) ichipa mirayiridzo yemishonga miviri yakasiyana yegomarara gore roga roga; imwe yokuchamhembe, uye imwe yokuchamhembe. Imwe tsanangudzo ingangodaro iri yokuti, nokuti vanhu vanowanzoramba vari mumba munguva yechando, vanowanzoramba vari pedyo nomumwe munhu, uye izvi zvinoita kuti zvirwere izvi zvipararire kubva kumunhu kuenda kumunhu. Kuwedzera kwekufamba kunokonzerwa nemwaka wezororo wechando muNorth Hemisphere kunogonawo kuita basa. Chimwe chikonzero ndechokuti kutonhora kunoita kuti mhepo ive yakaoma, izvo zvingaita kuti nhindi dzomuromo dzipere mvura. Zvinhu zvakaoma zviri nyore uye nokudaro zvinogona kuramba zviri mumhepo kwenguva yakareba. Hutachiona hunoraramawo kwenguva yakareba pane dzimwe nzvimbo dzinotonhora uye utachiona hunotapukira mumhepo hunonyanya kupararira munzvimbo dzinotonhora (dziri pasi pe5 °C) dzine hunyoro hushoma. Kunyorova kwemhepo kwakaderera munguva yechando kunoratidzika kuva chikonzero chikuru chokupararira kwechirwere chechirwere chechirwere mumatunhu ane mamiriro okunze ane mwero. Zvisinei, kuchinja kwemwaka mumwero wokutapukirwa kunoitikawo mumatunhu anogara achinaya, uye mune dzimwe nyika kuwanda kwechirwere ichi kunonyanya kuoneka mumwaka wemvura. Kuchinja kwemwaka kwenhamba yevanosangana nevanenge vari kuchikoro, uko kunonyanya kukonzera zvimwe zvirwere zvevana zvakadai semasvosve nepertussis, kunogonawo kuva nezvazvinoita pakurwara nefuruu. Kubatanidzwa kwezvinhu zviduku izvi zvinoitika mumwaka kunogona kusimbiswa nokukurukurirana kwokuita nezvirwere zvomukati. H5N1 inoratidza kuti inokonzerwa nenguva yakasiyana-siyana muvanhu uye shiri. Imwe pfungwa inogona kutsanangurwa kuti inokonzerwa nenguva yakasiyana-siyana pakurwara nefuruu ndeyekuti vhitamini D inoita kuti munhu asabatwa neutachiona uhwu. Pfungwa iyi yakatanga kutaurwa naRobert Edgar Hope-Simpson muna 1965. Akataura kuti chinokonzera zvirwere zvefuruwenza munguva ye...  Mubvunzo: Chii chinonyanya kukonzera kuti furuwenza ipararire munzvimbo dzinotonhorera?
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