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Symptoms & Sensitivity227 citations

Radiofrequency electromagnetic field exposure and non-specific symptoms of ill health: A systematic review

No Effects Found

Authors not listed · 2008

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People claiming electromagnetic hypersensitivity cannot reliably detect RF-EMF exposure under controlled conditions, performing barely better than chance.

Plain English Summary

Summary written for general audiences

This systematic review examined whether people can actually detect radiofrequency electromagnetic fields from devices like cell phones and base stations, and whether such exposure causes health symptoms. The study found that people who claim to be electromagnetically hypersensitive cannot reliably detect RF-EMF exposure under controlled conditions, performing only 4.2% better than random chance. While some population studies show associations between RF-EMF exposure and symptoms, controlled laboratory trials found little evidence that short-term exposure actually causes symptoms.

Cite This Study
Unknown (2008). Radiofrequency electromagnetic field exposure and non-specific symptoms of ill health: A systematic review.
Show BibTeX
@article{radiofrequency_electromagnetic_field_exposure_and_non_specific_symptoms_of_ill_health_a_systematic_review_ce1667,
  author = {Unknown},
  title = {Radiofrequency electromagnetic field exposure and non-specific symptoms of ill health: A systematic review},
  year = {2008},
  doi = {10.1016/j.envres.2008.02.003},
  
}
DOI: 10.1016/j.envres.2008.02.003PubMed: 18359015

Quick Questions About This Study

No. In controlled double-blind studies of 182 self-declared EHS individuals, detection rates were only 4.2% better than random chance, with confidence intervals including zero, indicating no reliable detection ability.
Laboratory trials with 194 EHS and 346 non-EHS individuals found little evidence that short-term mobile phone or base station exposure causes symptoms. Some trials actually documented nocebo effects instead.
Population studies repeatedly find associations between RF-EMF exposure and symptoms, but controlled laboratory trials fail to replicate these effects, suggesting psychological factors or environmental confounders may explain the discrepancy.
Seven studies tested a total of 514 people (182 claiming electromagnetic hypersensitivity and 332 controls) for their ability to discriminate between active and sham RF-EMF exposure conditions.
The review suggests that if truly sensitive individuals exist, they represent a very small minority of those claiming sensitivity and have not been scientifically identified through rigorous testing methods.