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Mobile-phone pulse triggers evoked potentials.

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Carrubba S, Frilot C 2nd, Chesson AL Jr, Marino AA. · 2010

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Cell phone signals trigger measurable brain responses in 90% of people, showing the brain actively detects phone radiation.

Plain English Summary

Summary written for general audiences

Researchers tested whether cell phone signals can trigger measurable brain responses by exposing 20 volunteers to the low-frequency pulse pattern (217 Hz) that cell phones emit. They found that 90% of participants showed detectable brain activity changes (called evoked potentials) in response to these pulses, suggesting the brain can sense and respond to cell phone signals even when people aren't consciously aware of it.

Why This Matters

This study provides compelling evidence that our brains are not passive recipients of cell phone radiation - they actively detect and respond to the signals our devices emit. The 217 Hz pulse rate studied here is the same frequency pattern your phone produces during normal calls, meaning your brain may be experiencing these measurable changes in electrical activity every time you use your device. What makes this research particularly significant is that it demonstrates a clear biological mechanism through which cell phones could potentially affect brain function. The researchers used rigorous controls including sham exposures to rule out experimental errors, and the 90% response rate suggests this is a consistent biological phenomenon, not a random occurrence. The science demonstrates that even if you don't feel anything when using your phone, your brain is registering the exposure at a neurological level.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 217 Hz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 217 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: 217 Hz

Study Details

We hypothesized that the low-frequency pulses produced by mobile phones (217 Hz) were detected by sensory transduction, as evidenced by the ability of the pulses to trigger evoked potentials (EPs).

Electroencephalograms (EEGs) were recorded from six standard locations in 20 volunteers and analyzed...

Evoked potentials having the expected latency were found in 90% of the volunteers, as assessed using...

The results implied that mobile-phones trigger EP at the rate of 217 Hz during ordinary phone use. Chronic production of the changes in brain activity might be pertinent to the reports of health hazards among mobile-phone users.

Cite This Study
Carrubba S, Frilot C 2nd, Chesson AL Jr, Marino AA. (2010). Mobile-phone pulse triggers evoked potentials. Neurosci Lett. 469(1):164-168, 2010.
Show BibTeX
@article{s_2010_mobilephone_pulse_triggers_evoked_1729,
  author = {Carrubba S and Frilot C 2nd and Chesson AL Jr and Marino AA.},
  title = {Mobile-phone pulse triggers evoked potentials.},
  year = {2010},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/19961898/},
}
PubMed: 19961898

Cited By (19 papers)

Quick Questions About This Study

Yes, research shows your brain can detect 217 Hz pulse patterns from cell phones. A 2010 study found that 90% of volunteers showed measurable brain activity changes (evoked potentials) when exposed to these low-frequency pulses, even though participants weren't consciously aware of the exposure.
Cell phone pulse patterns do trigger detectable brain responses. Researchers found that the 217 Hz pulse rate used by mobile phones caused evoked potentials in 90% of test subjects, suggesting the brain actively responds to these signals during normal phone use.
Regular EEG time averaging methods miss cell phone brain effects because the responses are subtle. The 2010 Carrubba study only detected brain responses to 217 Hz cell phone pulses using specialized nonlinear EEG analysis methods, not standard testing approaches.
Evoked potentials from cell phone exposure are measurable brain electrical responses triggered by 217 Hz pulse patterns. These brain activity changes occur in 90% of people during phone use and may be relevant to reported health effects among mobile phone users.
Chronic exposure to 217 Hz cell phone pulses could potentially affect brain health. Researchers suggest that repeated triggering of brain activity changes during regular phone use might be connected to health problems reported by mobile phone users.