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Mobile phone emission increases inter-hemispheric functional coupling of electroencephalographic alpha rhythms in epileptic patients.

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Vecchio F, Tombini M, Buffo P, Assenza G, Pellegrino G, Benvenga A, Babiloni C, Rossini PM. · 2012

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Mobile phone radiation increased abnormal brain wave synchronization in epilepsy patients during typical 45-minute exposures, suggesting heightened vulnerability in people with existing neurological conditions.

Plain English Summary

Summary written for general audiences

Researchers exposed 10 epilepsy patients to mobile phone radiation for 45 minutes and measured their brain waves using EEG. They found that phone radiation significantly increased the synchronization of brain wave patterns between the left and right sides of the brain in these patients, compared to both normal controls and sham exposure conditions. This suggests people with epilepsy may be more vulnerable to mobile phone radiation effects on brain function.

Why This Matters

This study reveals something concerning about mobile phone radiation and brain vulnerability. The researchers found that epilepsy patients showed heightened brain wave synchronization when exposed to GSM phone radiation - a response that was significantly stronger than what's seen in healthy individuals. What makes this particularly important is that epilepsy patients already have disrupted brain synchronization mechanisms, suggesting their brains may be more susceptible to EMF interference. The 45-minute exposure duration used here is well within normal phone use patterns, making these findings directly relevant to daily life. While the study was small with just 10 patients, it builds on previous research showing similar but less pronounced effects in healthy people, strengthening the case that mobile phone radiation can measurably alter brain activity patterns.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 4 Hz - 12 Hz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 4 Hz - 12 HzPower lines50/60 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: Delta (about 2-4 Hz), theta (about 4-6 Hz), alpha1 (about 6-8 Hz), alpha2 (about 8-10 Hz), and alpha3 (about 10-12 Hz) Duration: 45 Minutes

Study Details

Here we tested the hypothesis that this can be even more evident in epileptic patients, who typically suffer from abnormal mechanisms governing synchronization of rhythmic firing of cortical neurons.

Eyes-closed resting EEG data were recorded in ten patients affected by focal epilepsy in real and sh...

Compared with the control subjects, epileptic patients showed a statistically significant higher int...

These results suggest that GSM-EMFs of mobile phone may affect inter-hemispheric synchronization of the dominant (alpha) EEG rhythms in epileptic patients. If confirmed by future studies on a larger group of epilepsy patients, the modulation of the inter-hemispheric alpha coherence due to the GSM-EMFs could have clinical implications and be related to changes in cognitive-motor function.

Cite This Study
Vecchio F, Tombini M, Buffo P, Assenza G, Pellegrino G, Benvenga A, Babiloni C, Rossini PM. (2012). Mobile phone emission increases inter-hemispheric functional coupling of electroencephalographic alpha rhythms in epileptic patients. Int J Psychophysiol.84(2):164-171, 2012.
Show BibTeX
@article{f_2012_mobile_phone_emission_increases_2653,
  author = {Vecchio F and Tombini M and Buffo P and Assenza G and Pellegrino G and Benvenga A and Babiloni C and Rossini PM.},
  title = {Mobile phone emission increases inter-hemispheric functional coupling of electroencephalographic alpha rhythms in epileptic patients.},
  year = {2012},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/22326594/},
}
PubMed: 22326594

Cited By (44 papers)

View all 44 citing papers on Semantic Scholar

Quick Questions About This Study

Yes, epilepsy patients show significantly different brain responses to GSM phone radiation. A 2012 study found that 45 minutes of mobile phone exposure increased brain wave synchronization between left and right brain hemispheres in epileptic patients, but not in healthy controls.
Mobile phone radiation can increase brain wave synchronization in vulnerable populations. Researchers found that GSM exposure significantly enhanced inter-hemispheric coherence of alpha brain rhythms (8-12 Hz) in epilepsy patients during 45-minute exposure sessions compared to sham conditions.
GSM radiation specifically affects temporal and frontal brain regions in epileptic patients. The study showed statistically significant increases in alpha rhythm coherence between these brain areas during mobile phone exposure, suggesting targeted effects on specific neural networks.
Phone radiation can change brain waves within 45 minutes of exposure. The 2012 epilepsy study measured significant alterations in inter-hemispheric alpha rhythm synchronization after this duration, suggesting relatively rapid neurological responses to GSM electromagnetic fields.
Phone radiation may affect cognitive function in epileptic patients. Researchers noted that the observed changes in inter-hemispheric alpha coherence from GSM exposure could have clinical implications and potentially relate to alterations in cognitive-motor function if confirmed by larger studies.