Is it bad for your eyesight if you use your phone for a long time?

A. 1

Of course, it's not good.
There are a lot of times when you use your smartphone for a long time
It is not good for your eyes if you focus on the small screen for a long time.

Gentleman 9 years ago 1

OK

A. 2

Looking at small letters or screens for a long time is not good for your eyesight because it causes eye fatigue quickly.
In addition, smartphones are quite bright, making them more difficult for your eyes.

Gentleman 9 years ago 1

OK