Ukuzivocavoca Amehlo: Njani-ku, Ukusebenza, iMpilo yamehlo, kunye nokunye

Umxholo

• Uwasebenzisa njani amehlo akho
• Gxila kutshintsho
• Kufuphi kwaye kude kugxilwe
• Umzobo wesibhozo
• Umthetho wama-20-20-20
• Yintoni unyango lonyango?
• Iingcebiso ngempilo yamehlo
• Yise kude

Ushwankathelo

Ukutyhubela iinkulungwane, abantu baye bakhuthaza imithambo yamehlo njengonyango "lwendalo" lweengxaki zokubona, kubandakanya nokubona. Kukho ubungqina obuncinci obunokwethenjelwa benzululwazi obucebisa ukuba umthambo wamehlo unokuphucula umbono. Nangona kunjalo, umthambo unokunceda ngamehlo kwaye unokunceda amehlo akho azive engcono.

Ukuba unamehlo aqhelekileyo, njenge-myopia (kufutshane nokubona), i-hyperopia (ukubona kude), okanye i-astigmatism, ngekhe uzuze kwimithambo yamehlo. Abantu abanezifo zamehlo eziqhelekileyo, kubandakanya ukonakala kwe-macular, i-cataract, kunye ne-glaucoma, nabo baya kufumana isibonelelo esincinci kwimithambo yamehlo.

Ukuzivocavoca kwamehlo mhlawumbi akunakuphucula umbono wakho, kodwa banokukunceda ngokuthuthuzelwa kwamehlo, ngakumbi ukuba amehlo akho ayacaphuka emsebenzini.

Isimo esaziwa njengobunzima bamehlo kwidijithali siqhelekile phakathi kwabantu abasebenza kwiikhompyuter imini yonke. Le meko inokubangela:

• amehlo owomileyo
• uhlobo lwamehlo
• ukungaboni kakuhle
• intloko ebuhlungu

Ukuzilolonga okulula okulula kunokukunceda ukuba uphucule iimpawu zamehlo zedijithali.

Uwasebenzisa njani amehlo akho

Nazi iintlobo ezimbalwa ezahlukeneyo zokwenza umthambo wamehlo onokuthi uzame, kuxhomekeke kwiimfuno zakho.

Gxila kutshintsho

Lo msebenzi usebenza ngokucela umngeni kugxilwe kuwe. Kufuneka kwenziwe kwindawo ehleli phantsi.

• Bamba umnwe wakho wesikhombisi iisentimitha ezimbalwa kude neliso lakho.
• Gxila kumnwe wakho.
• Cothisa kancinci umnwe ebusweni bakho, ubambe ukugxila kwakho.
• Jonga kude umzuzwana, kude.
• Gxila kumnwe wakho woluliwe kwaye kancinci ubuyisele ngakwiliso lakho.
• Jonga kude kwaye ujonge kwinto ekude.
• Phinda kathathu.

Kufuphi kwaye kude kugxilwe

Olu lolunye uvavanyo lokugxila. Njengakuqala, kufanele ukwenziwa ukusuka kwindawo ohleli kuyo.

• Bamba ubhontsi wakho malunga nee-intshi ezili-10 ebusweni bakho kwaye ujonge kuyo imizuzwana eli-15.
• Fumana into malunga ne-10 ukuya kwi-20 yeenyawo kude, kwaye ujonge kuyo imizuzwana eli-15.
• Buyisela ukugxila kwakho kubhontsi wakho.
• Phinda kahlanu.

Umzobo wesibhozo

Lo msebenzi kufuneka wenziwe ngokuhlala phantsi.

• Khetha inqaku emgangathweni malunga neenyawo ezili-10 phambi kwakho kwaye ugxile kulo.
• Landela umzobo wesibhozo ngamehlo akho.
• Gcina umkhondo wemizuzwana engama-30, emva koko utshintshe umkhombandlela.

Umthetho wama-20-20-20

Uxinzelelo lwamehlo yingxaki yokwenyani kubantu abaninzi. Amehlo omntu awufanelanga ukuba ancanyathiselwe kwinto enye ixesha elide. Ukuba usebenza kwikhompyuter yonke imini, umthetho we-20-20-20 unokunceda ukuthintela ukubonwa kwamehlo kwidijithali. Ukuphumeza lo mthetho, rhoqo kwimizuzu engama-20, jonga kwinto eyi-20 yeenyawo kude kangangemizuzwana engama-20.

Yintoni unyango lonyango?

Abanye oogqirha bagxile kwicandelo lonyango ekuthiwa yonyango lokubona. Umbono wonyango unokubandakanya ukuzivocavoca kwamehlo, kodwa njengenxalenye yenkqubo yonyango ekhethekileyo eyenziwe phantsi kweliso likagqirha wamehlo, ugqirha wamehlo, okanye ugqirha wamehlo.

Injongo yonyango lokubona kunokuba kukomeleza izihlunu zamehlo. Inokukunceda ukubuyisela kwakhona indlela yokuziphatha engalunganga, okanye ukunceda ngemicimbi yokulandela umkhondo wamehlo. Iimeko ezinokunyangwa ngonyango lokubona, zihlala zichaphazela abantwana kwaye ngamanye amaxesha abantu abadala, zibandakanya:

• ukungabikho kobumbano (CI)
• strabismus (iliso elinqamlezileyo okanye isangqa)
• i-amblyopia (iliso elinobuvila)
• idyslexia

Iingcebiso ngempilo yamehlo

Zininzi izinto onokuzenza ukongeza kwimithambo yamehlo ukugcina amehlo akho esempilweni.

• Fumana uvavanyo olubanzi lwamehlo rhoqo kwiminyaka embalwa. Fumana uviwo nokuba khange uqaphele iingxaki. Abantu abaninzi abaqondi nokuba banokubona ngcono ngeelensi zokulungisa. Kwaye izifo ezininzi zamehlo ezinzulu azinazo iimpawu ezibonakalayo.
• Yazi imbali yosapho lwakho. Izifo ezininzi zamehlo ziyimfuza.
• Wazi umngcipheko wakho. Ukuba usemngciphekweni omkhulu weengxaki zamehlo ngenxa yokuba unesifo seswekile okanye imbali yosapho yesifo samehlo, jonga ugqirha wamehlo wakho rhoqo kwiinyanga ezintandathu ukuya kunyaka
• Nxiba iiglasi zelanga. Khusela amehlo akho ekonakalisweni yimitha ye-UV ngezibuko zelanga eziqaqanjisiweyo ezikhusela ukukhanya kwe-UVA kunye ne-UVB.
• Yitya usempilweni. Ukutya okugcwele amafutha asempilweni kunye nee-antioxidants kunokunceda ukugcina amehlo esempilweni. Kwaye, ewe, yitya loo minqathe! Bangumthombo omkhulu wevithamini A, esisondlo esibalulekileyo kwimpilo yamehlo.
• Ukuba ufuna iiglasi okanye iilensi zonxibelelwano, zinxibe. Ukunxiba iilensi zokulungisa akuyi kuwenza buthathaka amehlo akho.
• Yeka ukutshaya okanye ungaze uqale. Ukutshaya akulunganga emzimbeni wakho uphela, kubandakanya namehlo akho.

Yise kude

Akukho sayensi yokuxhasa ibango lokuba imithambo yamehlo iphucula umbono wabantu. Kungenzeka ukuba imithambo yamehlo ayinakukunceda, kodwa nayo ayinakulimaza. Kukwabalulekile ukuba amehlo akho ahlolwe rhoqo ngugqirha wamehlo. Bahlala bekwazi ukubona nokunyanga iingxaki ngaphambi kokuqala kweempawu ezibonakalayo.