Thursday, October 23, 2008

Cell Phone Precautions

I'm currently reading Anticancer—A New Way of Life (2007) by Dr. David Servan-Schreiber, M.D., Ph.D. He chronicles his own successful (so far -- 14 years) encounter with a brain tumor and what he learned about fighting cancer along the way. The majority of the book focuses on nutritional and lifestyle changes. I'll no doubt be posting additional insights from this book along the way.

For now, because I have raised this issue before, I'm going to list his "Ten Precautions for Cell Phone Use" (pp. 207-208). I am among a minority of people who could own a cell phone but don't. My reasoning so far has centered on not needing one, but over the last year, in the face of increasing scientific research being published, my reasons are shifting to defending myself against the harmful effects of prolonged exposure of the brain to EMFs -- electromagnetic fields, created not just by cell phones but by cordless phones, wireless computer networks, computers/monitors, and a host of other electronic devices and appliances. (Small defensive measures against EMFs are coming online, such as this one for cell phones and these for other devices. I can't speak for their efficacy -- just noting that they exist.)

Due to the relatively short time that cell phones have become ubiquitous in our culture, only now are studies beginning to appear assessing their safety -- and the results of the studies, from what I continue to read, are not positive from a health perspective.

I am listing here only his 10 precautions without the explanatory paragraph that accompanies each in his book. If you want to read his brief discussion of each point, go to Amazon's page for the book, click on "Search Inside this Book" (under the image of the book jacket), enter "Ten Precautions" in the search field, and you'll get a link to the pages in the book where you can read the discussion. (Click on the directional arrows on the right side of page 207 to be taken to page 208. If you don't use this feature of Amazon, keep it in mind. More and more, the full text of more recent books are searchable at Amazon or at books.Google.com.)


Ten Precautions for Cell Phone Use

1. Do not allow children under twelve years of age to use a cell phone except in emergencies.

2. While communicating using your cell phone, try to keep the device away from the body.

3. As much as possible, stand away from a person using a cell phone.

4. Avoid carrying your cell phone on you constantly . . . even on standby, particularly if pregnant. (Turn it off.)

5. If you must carry your cell phone on you, make sure that the face (key pad) is positioned toward your body anad the back (antenna side—stronger magnetic field) is positioned toward the outside.

6. Only use your cell phone to establish contact or for conversations lasting only a few minutes.

7. Switch sides regularly and, before putting your cell phone to your ear, wait until your correspondent has picked up.

8. Avoid using your cell phone when the signal is weak.

9. When possible, communicate via text messaging rather than making a call.

10. Choose a device with the lowest SAR possible (SAR = specific absorption rate of the magnetic field absorbed by the body). (SAR rates for cell phones are available on several Internet web sites.) [WK note: Here you can find a list of the 10 cell phones with the highest SAR rates, plus SAR rates for many popular phones as compiled by CNET, a reliable source.)


Unless you are qualified to refute the above precautions, I would recommend erring on the side of caution. Your brain will thank you.
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1 comment:

  1. Concurrent with the universal use of cell phones is an increased rate of younger patients being diagnosed with brain cancer. This is evidence enough for me. I do not need to wait until some biased scientists on someones payroll come out with "Research" that proves cell phones to be harmless. Caution is advised.
    Jim,in Texas

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