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Mobile telephone use effects on perception of verticality.

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Bamiou DE, Ceranic B, Vickers D, Zamyslowska-Szmytke E, Cox R, Chadwick P, Luxon LM. · 2014

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Mobile phones can affect balance perception, but this study shows the effect comes from the device's weight, not electromagnetic radiation.

Plain English Summary

Summary written for general audiences

Researchers tested whether mobile phone use affects people's sense of balance and spatial orientation by having participants wear phones against their ears for 30 minutes, then testing their ability to judge vertical and horizontal lines. They found that phones shifted people's perception of vertical away from the ear where the phone was placed, but this effect was due to the weight of the phone tilting the head rather than electromagnetic radiation.

Why This Matters

This study provides valuable insight into how we should interpret research on mobile phone health effects. While the researchers initially found that phones affected balance perception, their careful follow-up experiment revealed the true culprit was simply the physical weight of the device, not the RF radiation. This demonstrates the importance of proper controls in EMF research and reminds us that not every effect attributed to electromagnetic fields is actually caused by them. The study's methodology-comparing active phones to switched-off phones of identical weight-represents the kind of rigorous approach needed to separate genuine EMF effects from confounding factors. What this means for you is that while mobile phones do interact with our bodies in various ways, we need to distinguish between effects from the radiation itself versus other factors like heat, weight, or behavioral changes.

Exposure Information

Specific exposure levels were not quantified in this study.

Study Details

The aim of this study is to investigate Mobile telephone use effects on perception of verticality.

In experiment I, we assessed mobile phone effects on graviception in nine symptomatic subjects after...

A significant ear effect was found. We compared the observed ear effect SVV/SVH change in the experi...

Cite This Study
Bamiou DE, Ceranic B, Vickers D, Zamyslowska-Szmytke E, Cox R, Chadwick P, Luxon LM. (2014). Mobile telephone use effects on perception of verticality. Bioelectromagnetics. 2014 Sep 26. doi: 10.1002/bem.2187.
Show BibTeX
@article{de_2014_mobile_telephone_use_effects_1874,
  author = {Bamiou DE and Ceranic B and Vickers D and Zamyslowska-Szmytke E and Cox R and Chadwick P and Luxon LM.},
  title = {Mobile telephone use effects on perception of verticality.},
  year = {2014},
  doi = {10.1002/bem.21877},
  url = {https://onlinelibrary.wiley.com/doi/abs/10.1002/bem.21877},
}
DOI: 10.1002/bem.21877

Cited By (2 papers)

Quick Questions About This Study

A 2014 study found that holding a mobile phone against your ear for 30 minutes can shift your perception of vertical lines. However, researchers determined this effect came from the phone's weight tilting your head, not from electromagnetic radiation itself.
Research shows mobile phones can affect how you perceive vertical and horizontal lines after 30 minutes of use. The study found this spatial disorientation resulted from physical head tilting due to the phone's weight, not electromagnetic effects.
Mobile phone use can temporarily alter your sense of balance and spatial perception. A controlled study revealed that 30 minutes of phone use shifted vertical perception, but this was caused by head positioning rather than radiation exposure.
Holding a mobile phone against your ear for extended periods can disrupt your sense of vertical orientation. Research shows this happens because the phone's weight causes slight head tilting, which affects your inner ear's balance mechanisms.
This specific study found no evidence that electromagnetic fields from mobile phones cause dizziness or vertigo. Changes in spatial perception occurred due to physical head positioning from the phone's weight, not electromagnetic radiation exposure.