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Brain & Nervous System

Short-term exposure to mobile phone base station signals does not affect cognitive functioning or physiological measures in individuals who report sensitivity to electromagnetic fields and controls.

No Effects Found

Eltiti S, Wallace D, Ridgewell A, Zougkou K, Russo R, Sepulveda F, Fox E. · 2009

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Short-term cell tower exposure showed no immediate cognitive or heart rate effects, but this doesn't address long-term health risks.

Plain English Summary

Summary written for general audiences

Researchers exposed 88 people (including those who reported electromagnetic sensitivity) to cell tower signals for 50 minutes while testing their memory, attention, and heart rate. The study found no differences in cognitive performance or physiological measures between real exposure and fake exposure sessions. This suggests that brief exposure to typical cell tower radiation levels doesn't immediately impair thinking or basic body functions.

Study Details

The aim of the present study was to clarify whether short-term (50 min) exposure at 10 mW/m2 to typical Global System for Mobile Communication (GSM) and Universal Mobile Telecommunications System (UMTS) base station signals affects attention, memory, and physiological endpoints in sensitive and control participants.

Data from 44 sensitive and 44 matched-control participants who performed the digit symbol substituti...

Overall, cognitive functioning was not affected by short-term exposure to either GSM or UMTS signals...

Cite This Study
Eltiti S, Wallace D, Ridgewell A, Zougkou K, Russo R, Sepulveda F, Fox E. (2009). Short-term exposure to mobile phone base station signals does not affect cognitive functioning or physiological measures in individuals who report sensitivity to electromagnetic fields and controls. Bioelectromagnetics. 30(7):556-563, 2009.
Show BibTeX
@article{s_2009_shortterm_exposure_to_mobile_2865,
  author = {Eltiti S and Wallace D and Ridgewell A and Zougkou K and Russo R and Sepulveda F and Fox E.},
  title = {Short-term exposure to mobile phone base station signals does not affect cognitive functioning or physiological measures in individuals who report sensitivity to electromagnetic fields and controls.},
  year = {2009},
  doi = {10.1002/bem.20504},
  url = {https://onlinelibrary.wiley.com/doi/abs/10.1002/bem.20504},
}
DOI: 10.1002/bem.20504

Cited By (40 papers)

Quick Questions About This Study

A 2009 study exposed 88 people, including those reporting electromagnetic sensitivity, to GSM and UMTS cell tower signals for 50 minutes. Researchers found no differences in cognitive performance, memory, attention, or heart rate between real and fake exposure sessions in either group.
Research testing 50-minute exposures to GSM and UMTS base station signals found no impairment in cognitive functioning. Participants showed no differences in memory or attention tasks whether exposed to real cell tower radiation or fake signals during testing.
A controlled study measuring heart rate, blood volume pulse, and skin conductance during GSM and UMTS exposure found no physiological changes. Participants' cardiovascular measures remained unchanged whether exposed to real cell tower signals or sham conditions for 50 minutes.
Research comparing electromagnetically sensitive individuals to controls found both groups responded identically to cell tower exposure. Neither group showed cognitive or physiological changes during 50-minute GSM and UMTS signal exposure compared to fake exposure sessions.
Testing immediate effects of GSM and UMTS base station signals on 88 participants revealed no impact on brain function. Memory, attention, and physiological measures showed no differences between real exposure and control conditions during 50-minute testing sessions.