Please ensure Javascript is enabled for purposes of website accessibility Skip to content ka sehloohong

Mokhoa oa ho Ntlafatsa Mahlo a Hao ka Metsotso e 20 Kapa ka Tlase

By JD H

Potso ea litaba tsa sechaba e kopile basebelisi ho "hlalosa hampe hore na u iphelisa ka eng." Likarabo li ne li tsoa ho "Ke phunyeletsa monyako oa hau o ka pele 'me ke fafatsa lintho tsohle tsa hau fatše ka metsi" (motima-mollo) ho ea ho "Ke lefuoa ho ba motho e mong" (setšoantšisi). Karabo e hlakileng eo ka linako tse ling ke e fang batho ke “Ke sheba k’homphieutha letsatsi lohle.” Ho sa tsotelehe mosebetsi oa hau oa mosebetsi kapa hore na mosebetsi oa hau ke oa motho kapa o hole, ke ba bakae ba rona ba ka hlalosang mesebetsi ea rona ka tsela eo? Mme ha re sa shebelle k'homphieutheng, hangata re sheba lifono, li-tablet kapa li-TV tsa rona.

Ka lebaka la ho sheba li-screens, ba fetang halofo ea batho bohle ba baholo le palo e ntseng e eketseha ea bana United States le linaheng tse ling ba na le bothata ba mahlo a digital kapa DES.[I] DES e hlalosoa ke American Optometric Association e le "sehlopha sa mathata a amanang le mahlo le pono a bakoang ke tšebeliso ea nako e telele ea lik'homphieutha, matlapa, li-e-readers le liselefouno tse bakang khatello e eketsehileng ea ho ba haufi le pono ka ho khetheha. E boetse e hlalosa ho kenyelletsoa ha matšoao a mahlo, a mahlo le a mesifa le masapo ka lebaka la ho sebelisa k’homphieutha nako e telele.”[Ii]

Lingaka tsa mahlo li laetse molao oa "20-20-20" ho fokotsa DES: metsotso e meng le e meng e 20, tlosa mahlo a hau skrineng ka metsotsoana e 20 'me u shebe ntho e hole bonyane maoto a 20.[Iii] Nako e telele ea khefu ea metsotso e 15 lihora tse ling le tse ling tse peli e boetse e khothalletsoa. Ha e le hantle, haeba u tšoana le 'na, ke lekeha hore ke qete nako eo ke shebile skrine se seng. Joale re ka etsa'ng ho fa mahlo a rona phomolo?

La 20 Pherekhong ke Letsatsi la Ho Tsamaea ka Ntle. Ho tsamaea ka ntle ho netefalitsoe ho tsepamisa mahlo a hau linthong tse bohole ba limithara tse 20. Hore na leeto la hau le u tsamaisa literateng tsa toropo kapa litselaneng tsa tlhaho, ho fetoha ha sebaka se setle ho tla u tsoela molemo. Joalo ka ha re tseba, Colorado e ithorisa ka matsatsi a fetang 300 a khanya ea letsatsi ka selemo empa ho tsamaea pula kapa lehloa ho tla ba molemo ka tsela e ts'oanang, eseng feela bakeng sa mahlo, empa le ho ba bang kaofela. Ho tsamaea ho thusa ka ho phela hantle ha pelo le methapo, matla a mesifa le masapo, maemo a matla, maikutlo le temoho, le sesole sa 'mele. Joalokaha Hippocrates a hlokometse, “Ho tsamaea ke moriana o molemo ka ho fetisisa.”

Ho tsamaea le setho sa lelapa kapa motsoalle ho u thusa ho lula u hokahane le ho theha likamano. Lintja ke balekane ba khabane ba ho tsamaea 'me le tsona li molemo. Ho tsamaea u le mong le hona ho ka ba monate, ebang ho tsamaisana le ’mino, li-podcasts, libuka tse mameloang, kapa ho lla feela ka melumo ea tlhaho.

Esita le ho tseba melemo ena kaofela ho bonolo ho sebelisa lebaka la hore re phathahane haholo. Empa nahana ka lipatlisiso tse entsoeng ke Microsoft's Human Factors Lab. Barupeluoa ba ile ba lekanyetsoa ka lisebelisoa tsa electroencephalogram (EEG) nakong ea liboka tsa video tsa morao-rao. Ba ileng ba nka khefu lipakeng tsa liboka ba bonts'itse ts'ebetso ea boko e tšoarehileng le khatello e tlase ha e bapisoa le ba sa kang ba etsa joalo. Phuputso eo e ile ea etsa qeto: "Ka kakaretso, khefu ha e molemo feela bakeng sa bophelo bo botle, hape e ntlafatsa bokhoni ba rona ba ho etsa mosebetsi oa rona o motle ka ho fetisisa."[Iv]

Haeba e le molemo bakeng sa mahlo a hau le bophelo bo botle ka kakaretso, 'me e etsa hore u atlehe haholoanyane mosebetsing oa hau, ke hobane'ng ha u sa nke khefu? Le ha ke ntse ke ngola poso ena ea blog, ke fumana hore ke na le matšoao a DES. Nako ea ho otlolla maoto.

[I] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6020759/

[Ii] https://eyewiki.aao.org/Computer_Vision_Syndrome_(Digital_Eye_Strain)#Definition

[Iii] https://www.webmd.com/eye-health/prevent-digital-eyestrain

[Iv] https://www.microsoft.com/en-us/worklab/work-trend-index/brain-research#:~:text=Back%2Dto%2Dback%20meetings%20can,higher%20engagement%20during%20the%20meeting.