How to play with cell phone eye pain

The emergence of smartphones has not only opened a wonderful door for us, but also made a lot of people become "low-headed people". Nowadays, people can hardly leave their cell phones, and playing wit

How to play computer headache

In this era of information explosion, the computer has become an essential part of our lives, and some people even a break from vacation can not wait to spend all day on the computer. But playing with

The dangers of playing with cell phones for a long time on the eyes

Nowadays, people have the habit of playing with their cell phones with their heads down when they have time. Also like to play with the phone before going to bed at night and then sleep. Often play ce