Question

英语作文:关于用电脑上网应该注意什么

Answer 1

First, physical harm.
1, Medical experts pointed out that a long time will make people addicted to online games produce psychological dependence, leading to autonomic disorders, imbalance in hormone levels, make people immune function, lead to cardiovascular disease, gastrointestinal neurological disease, tension headaches, anxiety, depression etc., and may even lead to death.
2, affect vision, games must concentrate your eyes for a long time at the computer screen, vision will certainly suffer. There had been reports that high school students in the Internet bubble ten consecutive days, visual acuity decreased from 1.2 to 0.2
3, radiation hazards, long hours in front of the computer, it will certainly be affected by electromagnetic radiation hazards.
4, irregular diet, it will also cause physical decline. People addicted to online games of concentration, with the blood acceleration, rapid heartbeat, human physical, energy consumption of large, sometimes playing in Hing head even to eat, sleep forgotten, resulting in fatigue.
5, weak immune system, long games, the body can not get the appropriate rest and exercise, physical fitness will decline significantly, it is easy to get sick, sick good is not easy.
6, online games for students causing bodily harm, repeated mechanical movement and a long operation can cause backache, back pain, general malaise, with shoulder, elbow, wrist joints is more common aseptic inflammation, Students' health is extremely unfavorable.
7, will produce hallucinations after a long time in Internet cafes playing games, and decreased attention, ability to respond to worse, affect intellectual development, and affect learning, long time to play games, if not over a pass, in the psychological also produce anxiety mood.
8, after students online game addiction, online gaming activities once stopped, it is difficult to engage in other meaningful things, depression, slow thinking, memory loss, loss of appetite, difficult to get rid of the