<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.njia nyingine nzuri kuepuka tatizo hili ni kufuata kanuni ya 20-20-20 inayomaanisha kila baada ya dakika 20 angalia kitu kingine kilicho umbali wa angalau futi 20 kwa angalau sekunde 20.  <response>: a good way to help prevent this is to follow the 20-20-20 rule; after every 20 minutes of screen time, look at least 20 feet away for at least 20 seconds. 