Cov tsom iav myopia yog ib yam khoom tsim nyog hauv lub neej niaj hnub ntawm ntau tus neeg myopic, tab sis lawv kuj ua rau peb tsis yooj yim thaum caij ski.
Ua ntej, tom qab hnav tsom iav myopia, nws nyuaj rau hnav looj tsom iav dub. Feem ntau muaj kev tsis sib haum xeeb ntawm lub qhov ntswg ntawm cov tsom iav myopia thiab cov thav duab ntawm cov tsom iav ski, ua rau nws nyuaj rau cov tsom iav kom xis nyob ntawm lub qhov muag.
Qhov thib ob, lub thav duab ntawm cov tsom iav myopia feem ntau loj thiab tsis sib haum nrog lub thav duab tsim ntawm ski tsom iav, ua rau tsis muaj peev xwm ua kom zoo tag nrho ntawm ob.