The harm of children watching cell phones for a long time can be divided into physical and psychological aspects.
1. Physical: long-term watching cell phone is easy to visual fatigue, caused by vision loss, the use of cell phone posture will be bad on the cervical spine development, finger development, the physiological curvature of the spine and so on caused by certain effects, children watching cell phone will reduce the movement time, so that children lack of exercise, resistance to decline, but also may lead to headache, dizziness and other symptoms.
2. Psychological aspects: children look at the phone is not conducive to the development of children’s language expression ability, affecting children’s behavior and social skills, affecting their social time, over time the ability to solve problems has declined, but also cause some behavioral problems, such as withdrawn personality, rude words and deeds, aggression against others, or even depression, anxiety and so on.