What are the consequences of watching a mobile phone in a quilt without lights?

Turning off the lights and playing with mobile phones is very harmful and may lead to blindness.

First, it will lead to blurred vision. At first, it may be only temporary visual fatigue, but in the long run, it will become permanent, eventually leading to myopia and even astigmatism.

Second, it will lead to visual field deviation.

Third, it causes dry eyes.

Fourth, it affects the biological clock.

Chronic strain.

Sixth, it affects vision.

Seventh, cervical spine inversion.

Eight, affect intelligence.

Nine, damage the skin.

Ten, the fingers are numb.

The above can be corrected in a short time, but it may cause permanent damage after a long time.