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August 26, 2009 7:12 AM PDT

Once again: Do cell phones cause brain tumors?

by Elizabeth Armstrong Moore
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A widely endorsed report calls into question the methodologies of studies that show no link between cell phone use and brain tumors.

(Credit: L. Lloyd Morgan, et al)

A collaborative of international electromagnetic radiation (EMR) watchdogs, including Powerwatch and the EMR Policy Institute, sent a paper to government leaders and media Tuesday detailing several design flaws in a major but oft-delayed telecom-funded Interphone study.

Now consumers get to wonder yet again whether the message behind the paper, "Cellphones and Brain Tumors: 15 Reasons for Concern, Science, Spin and the Truth Behind Interphone," is legitimate or the result of overzealous conspiracy theorists.

The paper's main conclusions are: There is a "significant" risk of brain tumors from cell phone use; EMR exposure limits that have been used by governments and supported by industry are based on the false premise that EMR has no biological effects except for heating; and design flaws of the Interphone study include selection bias, insufficient latency time to expect a tumor diagnosis, unrealistic definition of what makes a "regular" cell phone user, exclusion of children and young adults from the study, exclusion of many types of brain tumors, and exclusion of people who had died or were too ill to be interviewed as the result of brain tumors.

Read the full report here (PDF), as well as CNET's cell phone radiation level chart (a few Motorola models top the list, with several Samsungs coming in lowest).

The paper's primary author, L. Lloyd Morgan (a retired electronics engineer and member of the Bioelectromagnetics Society), is backed by endorsers (mostly scientists) from 14 countries when he cautions that cell phone use might lead to an increased risk of more than just brain tumors:

Exposure to cell phone radiation is the largest human health experiment ever undertaken, without informed consent, and has some four billion participants enrolled. Science has shown increased risk of brain tumors from use of cell phones, as well as increased risk of eye cancer, salivary gland tumors, testicular cancer, non-Hodgkin's lymphoma and leukemia. The public must be informed.

The World Health Organization does not seem terribly worried about the effects of cell phone use on health: "None of the recent reviews have concluded that exposure to the RF fields from mobile phones or their base stations causes any adverse health consequence." But this statement--last updated nine years ago--relies on precisely the kind of data these watchdogs suggest is flawed.

Several other studies, many of which are referenced in the book "Cancer Biology," including one of 195,775 workers manufacturing and testing cell phones, indicate no association between EMR exposure and brain or other nervous system cancers. But again, this book was published in 1995; time for an update?

Yesterday's announcement also calls into question the wide use of wireless technologies beyond cell phones. If GSM cell phones are dangerous in the 1.8GHz band, does that render Wi-Fi, at 2.4GHz and 5GHz frequency bands, even worse? These are questions that need to be addressed, preferably by researchers who do not receive their funding from the telecommunications industry.

Elizabeth Armstrong Moore is a freelance journalist based in Portland, Ore. She has contributed to Wired magazine, The Christian Science Monitor, and public radio. Her semi-obscure hobbies include unicycling, slacklining, hula-hooping, scuba diving, billiards, Sudoku, Magic the Gathering, and classical piano. She is a member of the CNET Blog Network and is not an employee of CNET.
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by cvaldes1831 August 26, 2009 7:27 AM PDT
On a purely anecdotal note, just watching cellphone users in public, there appears to be substantial evidence that cellphones are causing brain damage. I don't know if they would show up as tumors in a CAT scan or MRI, but something is certainly causing cellphone users to act like idiots.

When I get behind the wheel these days, I'm very, very scared (California has a totally ineffective "hands-free" law).
Reply to this comment
by stubbyns August 26, 2009 7:33 AM PDT
I don't think it's just cellphones that are retarding the population hah!
by iamwho August 26, 2009 11:52 AM PDT
+1

Cel phones are turning people into addicts. It's most noticeable in the movie theaters where these soon-to-be-retards just have to check their phones every few minutes.

Waiting to cross the street I saw a guy "driving"... one hand was dangling out the window, the other strapped to his ear, phone in hand... I don't know about brain tumors, but I fervently believe the phones are turning these people into brain-dead addicts.

In the elevator, a girl's signal gets cut off. Instead of hanging up (a quaint, 19th-century term, I know) she starts yelling into the infernal device "I'm in an elevator!" Were I not a kind and gentle soul I would have taken the phone out of her hand and smashed it on the floor.
by cvaldes1831 August 26, 2009 2:25 PM PDT
Yes, the last time I was at the movie theater, a phone started ringing. The audience rightfully started booing and hissing.

Worse? The guy answered it and started talking.

Completely brain-damaged moment? The guy actually said, "I'm at the movie theater and I can't talk right now." Several audience members actually got into an altercation with the guy and the guy was finally chased out of the theater.

Whatever happened to silent/vibrate mode? Going to voicemail? Walking outside to the lobby? Calling back later?

Unbelievable... And yet, I see more of this happening. Getting on the freeway is getting really frightening. Heck, crossing the street at a crosswalk as a pedestrian is a gamble. Cellphones are driving people insane.
[CNET editor's note: Offensive language deleted.]
by aj37viggen August 26, 2009 7:32 AM PDT
"Newsflash! People Who Believe _____ Issue Report Claiming Research That Debunks Their Belief is Flawed!!!!"
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by Super2online August 26, 2009 7:33 AM PDT
Makes you wonder what you are doing to yourself every time you hold that cell phone up to your ear doesn't it.
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by bgnm August 26, 2009 7:48 AM PDT
This is nonsense. It is merely an attempt by a so called public interest group to influence behavior by instilling fear.
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by odubtaig August 26, 2009 8:07 AM PDT
Well, I'm still hopeful it'll make me sterile. A hope I imagine is shared by many here at CNET.
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by mclaurin10 August 26, 2009 1:13 PM PDT
***?
by odubtaig August 26, 2009 2:00 PM PDT
Another of the claimed effects of mobile phone usage, especially if using a headset while it's in a pocket.
by techman21 August 26, 2009 8:27 AM PDT
If I were to do a study, and had an interest in making the results say that there's no risk, I'd exclude those who died from brain tumors or were sick too.
Reply to this comment
by cdroth August 26, 2009 9:13 AM PDT
At the risk of attracking the wrath of the "Global Warming Elite", the science indicated bears a resemblance to that employed for a call to carbon action.
Reply to this comment
by clamenza August 26, 2009 9:26 AM PDT
Yep. Just ask the African countries, Switzerland, Nepal, etc, whether they're worried. Better yet, ask the insurance companies. It's funny how when your money or population's on the line, beliefs totally change.
by Jack K1 August 26, 2009 9:43 AM PDT
Well, we do know that the higher the EM frequency, the more dangerous it is (Gamma rays are more dangerous than x-rays, x-rays are more dangerous than UV, for example).

And we know that Wi-Fi operates at the 5 GHz range which is a much higher frequency than the radio waves/microwaves our cell phones put out. So it makes some sense to be concerned about Wi-Fi.

But it makes MUCH more sense to target those appliances that put out EM in the 400 - 800 THz range (a hundred times higher than mere Wi-Fi. Keep in mind that ultra-violet starts just above this range, and we KNOW UV is dangerous. It's why we wear sunscreen and discourage tanning bed use.

So let's get our priorities straight and first ban all devices that produce EM the THz range. Seriously, wouldn't that make much more sense?

And once we ban the visible light spectrum, THEN we can go after Wi-Fi, microwaves, and radio waves.
Reply to this comment
by mathmeister August 26, 2009 11:03 AM PDT
@Jack K1: Beautiful.
@ Elizabeth Armstrong Moore: No, no, no. There is no need for any "updates". The physics hasn't changed. These people are indeed "overzealous conspiracy theorists".
by ballmerisanape August 26, 2009 11:25 AM PDT
You should have made the title "do iPhones cause brain tumors".. would have had more people read the article.
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by chris_d August 26, 2009 12:13 PM PDT
I'm thinking of doing a study for the tobacco companies. I'm going to follow people who smoke 1 cigarette a week for 6 months (that's typical smoking, right?) and conclude that cigarettes are not harmful based on the results. Anyone who cites flaws in my study will be labeled a conspiracy theorist.

It'll be kind of like the movie Thank You For Smoking.
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by taz1223 August 26, 2009 12:27 PM PDT
I believe this study 100% since one of the credited scientist's only credential is a 29 year membership of a FIRE FIGHTERS ASSOCIATION... hahahaha... and the rest of them are a bunch of nut jobs......
Reply to this comment
by chris_d August 26, 2009 1:02 PM PDT
It's a paper, not a study. That's obvious if you read it.

The firefighter guy is only listed as having endorsed it; he did not work on the paper. His opinion on this matter doesn't carry much weight with me, but it has no bearing on whether the objections raised to Interphone are credible. All the MDs and PhDs are "nut jobs"? Based on what?
by lixingchen August 26, 2009 12:43 PM PDT
What about all of the radio waves from radio/TV broadcasts constantly bombarding you every minute of the day. Kinda makes you feel violated.
If cells phones cause cancer, then so do all of the other waves pounding the earth all day everyday.
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by chris_d August 26, 2009 12:52 PM PDT
When was the last time you put a TV transmitter up to your head? Power is inversely proportional to the distance from the transmitter. The concern with a cell phone is that you're putting the transmitter right next to your brain.
by chris_d August 26, 2009 1:03 PM PDT
My mistake, power is inversely proportional to the SQUARE of the distance.
by AppleSuxLeo August 26, 2009 1:23 PM PDT
Maybe we can thank cell phones for getting rid of the GF/BABY-KILLER named TED...who was never punished. Payback is a Biotch !
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by Eddie-c August 26, 2009 2:53 PM PDT
If the report *is* correct, then living under power lines is also bad for you.
OMG does that mean tv is also bad? And my car stereo with high power subs ... all those EM waves filling my car??? oh my!

LOL.
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by Brain101 September 3, 2009 2:38 AM PDT
Eddie-c
Check this out
http://brain101.info/EMF.php
by databrain August 26, 2009 4:10 PM PDT
In other news, Cell phones can also kill when you drive a car and use them!
Reply to this comment
by gandolph_phys September 2, 2009 8:38 AM PDT
I'm a physicist and I just wrote a blog comparing cell phone and microwave oven radiation. Please check it out:

http://www.peterdolph.com/2009/08/will-microwave-radiation-give-you_19.html
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by dariusz55 September 2, 2009 11:44 AM PDT
If interested in biological and health effects look at my science blog: http://betweenrockandhardplace.wordpress.com/
Dariusz
Reply to this comment
by Brain101 September 3, 2009 2:24 AM PDT
Once again: Do cell phones cause brain tumors?

YES, They DO, specially Acoustic Neuromas:
http://brain101.info/EMF.php
Reply to this comment
by ashbar25 October 29, 2009 5:19 AM PDT
It's compelling to me that this paper was funded by telecom. Generally papers that have a negative finding for the funder are never published, much less publicized. Seems to lend some credibility to the results, IMO.
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