Side effects of using mobile phone at night 

1. change in vision: In dark environments, the contrast sensitivity of the eyes decreases rapidly.

2. Decreased sleep quality: When the light is turned off and the mobile phone is played it will disrupt the body’s biological clock, resulting in insomnia, sleeplessness, and other problems.

3. Endocrine disorders:  Once a series of sleep problems occur, it will lead to endocrine dysfunction.

Fourth, cervical spine health damage: When most people turn off the lights and play with their mobile phones, they will habitually sleep on a relatively high pillow.

5. Premature skin aging: Whether you are a man or a woman, if you turn off the lights and play with your phone for a long time, your skin will age prematurely.

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