Izingane empeleni zikude, futhi njengoba zikhula amehlo azo zikhula kakhulu kuze kube yilapho zifika iphuzu lokubona "okuphelele".
Akusebenzi ngokuphelele ukuthi yini eyethembayo ukuthi sekuyisikhathi sokuyeka ukukhula, kepha siyazi ukuthi ezinganeni eziningi iso liyaqhubeka nokukhula kwe-Emmetropia futhi ziba seduze.
Ngokuyisisekelo, lapho iso likhula lide kakhulu ukuthi ukukhanya ngaphakathi kwamehlo kufinyelela ukugxila phambi kwe-retina kunokuba ku-retina, okubangela izibuko ukuguqula i-optina futhi.
Lapho sikhula, sibhekana nenqubo ehlukile. Izicubu zethu ziba puriffer futhi i-lens ayiziguquli kalula ukuze silahlwe eduze nombono.
Abantu abaningi asebekhulile kufanele bagqoke ama-bifocals anama-lens amabili ahlukene - munye alungise izinkinga ezinombono oseduze nowodwa ukuze alungise izinkinga ngombono ophambili.
Kulezi zinsuku, ezingaphezu kwengxenye yezingane nentsha eChina ziseduze, ngokusho kocwaningo olwenziwe ngama-ejensi aphezulu kahulumeni, obize imizamo eqinile yokuvimbela nokulawula isimo. Uma uhamba emigwaqweni yaseChina namhlanje, uzophawula ngokushesha ukuthi iningi lentsha ligqoka izibuko.
Ingabe kuyinkinga yaseChinese kuphela?
Impela akunjalo. Ukwanda okukhulayo kwe-Myopia akuyona inkinga yaseChina kuphela, kepha kuyinto ikakhulukazi yasempumalanga ye-Asia. Ngokokutadisha oshicilelwe eLancet Medical Journal ngonyaka ka-2012, iSouth Korea ihola iphakethe, ngamaphesenti angama-96 abantu abadala abane-myopia; Futhi isilinganiso se-Seoul siphakeme kakhulu. E-Singapore, isibalo singama-82%.
Yini imbangela yenkinga yale nkinga yendawo yonke?
Kunezici eziningana ezihlotshaniswa nezinga eliphakeme lokubukelwa phansi; Futhi izinkinga ezintathu eziphezulu zitholakala zintuleka komsebenzi wangaphandle ngokomzimba, ukuntuleka kokulala okwanele ngenxa yomsebenzi osindayo we-exterracurricrur kanye nokusetshenziswa ngokweqile kwemikhiqizo ye-elekthronikhi.
