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Combining near- and far-field exposure for an organ-specific and whole-body RF-EMF proxy for epidemiological research: A reference case.

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Lauer O, Frei P, Gosselin MC, Joseph W, Röösli M, Fröhlich J. · 2013

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Your own mobile phone creates far more daily EMF exposure than all environmental sources combined, making personal usage patterns the key factor in RF exposure.

Plain English Summary

Summary written for general audiences

Swiss researchers developed a method to measure total daily RF-EMF exposure by combining radiation from mobile phones (near-field) and cell towers (far-field sources). They found that your own mobile phone dominates your daily EMF exposure, contributing far more radiation to your body than environmental sources like cell towers. The study showed that older GSM phones created higher exposure levels than newer UMTS phones due to their higher power output.

Why This Matters

This research addresses a critical gap in EMF exposure assessment that has plagued epidemiological studies for decades. Most studies have focused on either phone use OR environmental exposure, but rarely both together in a realistic way. What this Swiss team demonstrated is that your personal phone use creates the lion's share of your daily RF exposure - not the cell towers that often dominate public concern. This finding has profound implications for how we approach EMF risk assessment. The reality is that the device pressed against your head for hours each day matters far more than the distant tower you can see from your window. The study also revealed that technology matters: newer UMTS phones produced lower exposures than older GSM models, showing how phone design directly impacts the radiation dose your body absorbs. This underscores why understanding your specific exposure sources is essential for making informed decisions about EMF risk reduction.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 900 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 900 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: GSM 900 or GSM 1800 Duration: 24 hours

Study Details

A framework for the combination of near-field (NF) and far-field (FF) radio frequency electromagnetic exposure sources to the average organ and whole-body specific absorption rates (SARs) is presented.

values based on numerically derived SARs for whole-body and individual organs and tissues are combin...

The results show that a 24-h whole-body averaged exposure of a typical mobile phone user is dominate...

Data presented clearly indicate the necessity of collecting band-selective exposure data in epidemiological studies related to electromagnetic fields.

Cite This Study
Lauer O, Frei P, Gosselin MC, Joseph W, Röösli M, Fröhlich J. (2013). Combining near- and far-field exposure for an organ-specific and whole-body RF-EMF proxy for epidemiological research: A reference case. Bioelectromagnetics. 2013 Feb 15. doi: 10.1002/bem.21782.
Show BibTeX
@article{o_2013_combining_near_and_farfield_2340,
  author = {Lauer O and Frei P and Gosselin MC and Joseph W and Röösli M and Fröhlich J.},
  title = {Combining near- and far-field exposure for an organ-specific and whole-body RF-EMF proxy for epidemiological research: A reference case.},
  year = {2013},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/23417714/},
}
PubMed: 23417714

Cited By (81 papers)

View all 81 citing papers on Semantic Scholar

Quick Questions About This Study

Yes, your own mobile phone dominates your daily EMF exposure far more than environmental sources like cell towers. Swiss researchers found that near-field radiation from your personal device contributes significantly more to your total body exposure than far-field sources in your environment.
Yes, older GSM 900 and GSM 1800 phones create higher radiation exposure levels than newer UMTS phones. The study found this occurs because older GSM technology requires higher power output to maintain connections, resulting in greater EMF exposure to users.
Your daily whole-body EMF exposure is dominated by your own mobile phone use rather than environmental sources. Researchers developed methods showing that personal device usage creates the majority of your 24-hour radiation exposure, not nearby cell towers or other sources.
Yes, cell phone radiation affects you differently because of proximity. Near-field exposure from your personal device creates much higher radiation levels in your body than far-field exposure from distant cell towers, according to Swiss research measuring total daily exposure.
Yes, newer UMTS phones typically produce lower average radiation exposure than older GSM phones. The study found that UMTS technology uses lower average output power compared to GSM 900 and GSM 1800 systems, resulting in reduced EMF exposure for users.