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Mobile phone emission modulates event-related desynchronization of α rhythms and cognitive-motor performance in healthy humans

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Vecchio F, Buffo P, Sergio S, Iacoviello D, Rossini PM, Babiloni C. · 2012

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Cell phone radiation measurably alters brain wave patterns and reaction times after just 45 minutes of exposure.

Plain English Summary

Summary written for general audiences

Italian researchers exposed 11 healthy adults to cell phone radiation for 45 minutes and measured their brain activity during a cognitive task. After radiation exposure, participants showed altered brain wave patterns (specifically changes in alpha rhythms) and faster reaction times compared to a sham exposure session. This suggests that cell phone radiation can measurably change both brain activity and cognitive performance in real-time.

Why This Matters

This carefully controlled study adds to mounting evidence that radiofrequency radiation from mobile phones produces immediate, measurable changes in brain function. What makes this research particularly significant is its rigorous double-blind design and the fact that it detected both neurological and behavioral changes after just 45 minutes of exposure. The faster reaction times might sound beneficial, but altered brain wave patterns indicate disrupted normal neural processing. The reality is that your brain is responding to cell phone radiation in ways that can be measured with scientific instruments. While we don't yet fully understand the long-term implications of these acute changes, the evidence shows your brain activity is being modified every time you use your phone.

Exposure Information

Specific exposure levels were not quantified in this study. Duration: 45 min

Study Details

It has been shown that electromagnetic fields of Global System for Mobile Communications phone (GSM-EMFs) affect human brain rhythms (Vecchio et al., 2007, Vecchio et al., 2010), but it is not yet clear whether these effects are related to alterations of cognitive functions.

Eleven healthy adults underwent two electroencephalographic (EEG) sessions separated by 1 week, foll...

It was found less power decrease of widely distributed high-frequency alpha rhythms and faster react...

These results suggest that the peak amplitude of alpha ERD and the reaction time to the go stimuli are modulated by the effect of the GSM-EMFs on the cortical activity.

Cite This Study
Vecchio F, Buffo P, Sergio S, Iacoviello D, Rossini PM, Babiloni C. (2012). Mobile phone emission modulates event-related desynchronization of α rhythms and cognitive-motor performance in healthy humans Clin Neurophysiol. 123(1):121-128, 2012a.
Show BibTeX
@article{f_2012_mobile_phone_emission_modulates_1542,
  author = {Vecchio F and Buffo P and Sergio S and Iacoviello D and Rossini PM and Babiloni C.},
  title = {Mobile phone emission modulates event-related desynchronization of α rhythms and cognitive-motor performance in healthy humans},
  year = {2012},
  
  url = {https://www.sciencedirect.com/science/article/abs/pii/S1388245711004445},
}

Quick Questions About This Study

Yes, Italian researchers found that 45 minutes of GSM cell phone radiation exposure altered alpha brain wave patterns in healthy adults. The study measured brain activity during cognitive tasks and found less power decrease in high-frequency alpha rhythms after radiation exposure compared to sham sessions.
Research shows cell phone radiation can speed up reaction times. In a 2012 study, participants had faster responses to stimuli after 45 minutes of GSM exposure compared to fake exposure sessions, suggesting radiation directly affects cognitive-motor performance in real-time.
GSM radiation reduces the normal decrease in high-frequency alpha brain rhythms during cognitive tasks. Italian scientists found that after cell phone exposure, participants showed less alpha rhythm suppression compared to sham conditions, indicating altered cortical activity patterns.
Brain activity patterns change measurably after cell phone exposure during cognitive tasks. Researchers found altered event-related desynchronization of alpha rhythms and improved reaction times, suggesting GSM electromagnetic fields directly modulate cortical activity during mental performance.
Yes, cell phone radiation can affect cognitive performance in healthy people. A controlled study found that 45 minutes of GSM exposure changed both brain wave patterns and reaction speeds during cognitive tasks, demonstrating measurable real-time effects on mental performance.