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Презентація на тему:
Risks of using mobile phones

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Risks of using mobile phones

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Презентація по слайдам:

Слайд 1

Risks of using mobile phones

Слайд 2

Originally developed for the Department of Defense, cell phones devices were never tested for safety.

Слайд 3

Questions about cell phone safety arose in the early 1990s, when a businessman filed a lawsuit alleging that cell phones caused his wife’s death due to brain cancer.

Слайд 4

Mobile phone users may be placing there health at risk from electromagnetic radiation.

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Part of the radio waves emitted by a mobile telephone handset are absorbed by the body.

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Children are thought to be at higher risk of health implications from the use of mobile phones. This is because their skulls and cells are still growing and tend to absorb radiation more easily.

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Around 80% of drivers have or regularly use a mobile phone. Surveys suggest you are four times more likely to have an accident if you are using a mobile phone while driving.

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Mobile phones can cause disruption in hospitals. They can disturb patients who are resting and could be confused with alarm bells on medical equipment. The radio waves from mobile phones can also interfere with medical devices, such as monitors.

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Radiation from a mobile phone has the biological effect of raising the temperature in a localized area of the brain by a fraction of a degree.

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Heavy use of a mobile phone can damage sperm, according to new research in the United states. A study into men with fertility problems showed that those who used the a mobile for more than four hours a day had a lower sperm count.

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The risk of death from brain cancer is higher for cell phone users who hold their cell phones against their heads compared to those who keep their cell phones away from their heads.

Слайд 12

Think about how much time a day should you use your mobile phone

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