For the busy office workers, they will choose after dinner at the computer to work overtime, some people like to go to bed after their laptops on lap; some people prefer to write their own computer before going to sleep a blog, chat or is playing games. These practices will have the following adverse effects to health. 

Lead to sleep disorders in normal circumstances, it is high during the day and night temperature is low, a large difference between the two is easy access to deep sleep. If you use the computer before going to sleep, bright display and switch the program activities will have a strong eye and stimulate the nervous system

Damage to body temperature variation, so that the lower temperature had a relatively high work state (under normal circumstances, lower body temperature during sleep, and working temperature is higher.) thereby affecting the quality of sleep, or even insomnia, dreams and other sleep disorders and more.

Therefore, you should stop using the computer 2 hours before going to bed, bedroom, do not put computers, televisions or cell phones and other items to create a pure sleeping environment, before going to bed drink a cup of hot water or hot milk foot bath to relieve poor sleep symptoms.

Easy to induce cancer radiation pollution on the computer the body’s circulatory system, immune, reproductive and metabolic function, but also induced severe cancer and will accelerate the proliferation of human cancer cells.

Mainly affect the reproductive system, decreased sperm quality for men, pregnant women who have spontaneous abortions and fetal malformations.
Affect the performance of the cardiovascular system, heart palpitations, insomnia, part of the female menstrual disorder, bradycardia, cardiac blood volume reduction, sinus arrhythmia, neutropenia, decreased immune function and so on.

Affect the visual system of the human eye is sensitive to electromagnetic radiation organs, excessive electromagnetic radiation pollution will impact on the visual system, mainly as decreased vision, causing cataracts.

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