Name: 携帯電話は健康に悪い？ (Are cell phones bad for your health?)
Uploaded: 2021-01-14T06:33:05.000Z
Duration: 3 min 23 s
Description: VoiceTubeの動画で発音を聞きながら英語表現を覚えよう！学べる英語：

Cell phones are everywhere. There are over six billion cell phone subscriptions

程度の副詞

worldwide - nearly one for every man, woman, and child on the planet.

And many people claim they can no longer live without them.

Is it possible that something so near and dear to us could be risky?

And if so, what kind of risk would it be?

Most cell phones these days use lithium- ion batteries, which, as a previous Risk

Bites explored, can present a fire risk if you abuse them.

But so long as you don't treat your phone like a racketball, you're probably

Like other wireless electronic appliances,

cell phones use high-frequency radio waves to do their thing.

These radio waves allow the phone to communicate with satellites, computers,

and other phones, which in turn allow us to communicate with each other.

What makes cell phones different from other wireless appliances is that we

have a habit of holding them next to our heads.

that researchers have asked if there is any risk associated with extended exposure

To put it bluntly, they want to know: can cell phones give you brain cancer?

Researchers in the United States, Sweden, Denmark, Switzerland, the UK, and other

countries have been looking into the question since cell phones first hit the

For years, they have tracked cases of phone usage and brain cancer across time

After decades of research and massive studies using hundreds of thousands of

people from multiple countries, the answer

the World Health Organization pulled together a group of experts from around

to review the available data on cell phone radio waves and cancer.

The vast majority of evidence shows no increase risk associated with cell

a slender few reports did find a slight association between cell phone use

So, the WHO, being a cautious body, declared cell phone radio wave emissions

Simply that the isn't enough evidence to be sure either way - we can't say that cell

But we can't say that cell phones are one hundred-percent entirely safe yet either.

That may sound scary, but before you cancel your phone subscription, consider that

this category of possible carcinogens also includes coffee and pickled

the best studied risk associated with cell phones comes not from the phone

itself, but from the distraction it causes to drivers

And whatever you do, don't watch Risk Bites while driving!