Pfupisa nyaya yacho:  Hong Kong (CNN) Haisi Asia chete. Munyika yose, tiri kuva pamwe chete vane maonero ari pedyo zvikuru. Kupofomara, kana kuti myopia, kunoreva kuti zvinhu zviri pedyo zvinooneka zvakajeka, asi zviri kure zvinoratidzika kuva zvisina kujeka. Nhamba yevanhu vanoona zviri pedyo yakawedzera zvakapetwa kaviri, kunyange zvakapetwa katatu, muchikamu chikuru cheEast Asia mumakore 40 apfuura, vanotsvakurudza vanoti. Nzvimbo dzinoverengeka dzakadai seHong Kong, Singapore neTaiwan dzine mwero uri pa80%. KuSouth Korea, vanhu vane makore 20 vari kuona zviri kure vakakwira kubva pa18 muzana muna 1955 kusvika pa96 muzana muna 2011. Uye idambudziko renyika yose - mwero wekusaona zviri kure uri kuwedzerawo munyika dzokuMadokero dzakaita seGermany neUnited States. "Iri inenge 40% muU.S., ichienzaniswa neinenge 25% muma1970," akadaro Dr. Michael Chiang, mutauriri wokurapa weAmerican Academy of Ophthalmology. Asi vatsvakurudzi vanoti kuderedza ngozi yokuona zviri pedyo kuri nyore, hakubhadhariswi uye kunowanika nyore nyore: Wana chiedza chezuva. Zvisinei, dzimwe nguva mhinduro dziri nyore ndidzo dzakaoma kushandisa. Denda remyopia pakati pevanhu vokuEast Asia rakamutsa mibvunzo yetsika pamusoro pokuti nei vanhu vaduku vakawanda kudaro vachirwara nokuona. Vazhinji vakagara vachitenda kuti kurava, kufunda kana kuti kutarira foni yako kunoparira kusaona zviri kure. Uye pane kunyunyuta kunowanzoitwa kwokuti vanhu vaduku vanopedza nguva yakawandisa vakanamatira pazviratidziri zvavo. Asi vanzveri vari kunangidzira ngwariro pachikonzero chakasiana. "Kana vana vachienda panze kwenguva yakakwana, hazvina basa kuti vanodzidza zvakadini. Havatombopofumari", anodaro Ian Morgan, muongorori paAustralian National University. Vanzveri vanoti vana nevechiduku vanoda kuwana chiedza chezuva mukati mamakore anokosha okukura kwavo apo maziso avo achiri kukura. Hazvinyatsozivikanwi kuti chiedza chezuva chinodzivirira sei maziso avo. Imwe dzidziso inotaura kuti chiedza chezuva chinokonzera kuti dopamine isunungurwe muretina; imwe inofungidzira kuti chiedza chebhuruu chinobva kuzuva chinodzivirira chirwere chacho. Mhinduro yacho iri nyore. Vana vanofanira "kupedza nguva yakawanda vari panze, kuva nezvinodikanwa zvishoma (kubva) kuzvikoro uye kuzorora zvishoma", akadaro Seang Mei Saw, purofesa weepidemiology paNational...
Kumabvazuva kweAsia kune mwero unokwira we myopia, iine 80-90% yevanhu vaduku vakura vanotapurwa nayo. Uchapupu hwokuti nhamba yevanhu vane myopia iri kuwedzera muEurope nomuUnited States Zano ravanasayendisiti kuvana: Enda panze uye tamba.