It's probably not doing them any good, but just like computers, you have to give your eyes a break and be smart about your use.
I read it dose and i no one that need glasses frm dat
if you wipe your face with it yes other wise no
I'm concerned about reading small smart phone screens and if it hurts our eyes.
Even though I know one can enlarge the screen but many surf and scroll in the small screen.
I'm seeing people buried in their phones now and it bothers me.