Harm 1. Causes sleep disorders Under normal circumstances, people's body temperature is high during the day and low at night. The large temperature difference between the two makes it easier to get deep sleep. If you use a computer before going to bed, the bright display screen and the activities of switching programs will have a strong stimulation on the eyes and nervous system, disrupting the pattern of body temperature changes and causing the body temperature, which should be lowered, to be in a relatively high working state, thus affecting the quality of sleep and even causing sleep disorders such as insomnia and nightmares. Therefore, you should stop using the computer 2 hours before going to bed. Do not place computers, televisions, mobile phones and other items in the bedroom to create a pure sleeping environment. You can soak your feet in hot water or drink a glass of hot milk before going to bed to alleviate the symptoms of poor sleep. Hazard 2: Radiation can easily cause cancer Computer radiation pollution can affect the human body's circulatory system, immune, reproductive and metabolic functions. In severe cases, it can induce cancer and accelerate the proliferation of cancer cells in the human body. Hazard 3. Affects the reproductive system The impact on people's reproductive system is mainly manifested in reduced sperm quality in men, spontaneous abortion and fetal malformation in pregnant women, etc. Hazard 4. Impact on the cardiovascular system The effects on people's cardiovascular system include palpitations, insomnia, menstrual disorders, bradycardia, decreased cardiac output, sinus arrhythmia, leukopenia, decreased immune function, etc. in some women. Hazard 5. Impact on the visual system It has adverse effects on people's visual system. Since the eyes are the most sensitive organs of the human body to electromagnetic radiation, excessive electromagnetic radiation pollution will also affect the visual system. The main symptoms are decreased vision, causing cataracts, etc. |
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