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Electromagnetic hypersensitivity: a systematic review of provocation studies

No Effects Found

Authors not listed · 2005

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Meta-analyses found no evidence of an improved ability to detect EMF in hypersensitive participants.

Plain English Summary

Summary written for general audiences

Researchers conducted a systematic review of provocation studies. Thirty-one experiments testing 725 "electromagnetically hypersensitive" participants were identified. Twenty-four experiments found no evidence of biophysical hypersensitivity, while seven reported some supporting evidence. Meta-analyses found no evidence of an improved ability to detect EMF in hypersensitive participants.

Why This Matters

For two of the seven positive studies, the same research groups subsequently tried and failed to replicate their findings. In three more studies, the positive results appear to be statistical artefacts. The final two studies gave mutually incompatible results. The symptoms described by electromagnetic hypersensitivity sufferers can be severe and are sometimes disabling. However, it has proved difficult to show under blind conditions that EMF exposure can trigger these symptoms. This suggests that electromagnetic hypersensitivity is unrelated to the presence of EMF, although more research is required.

Cite This Study
Unknown (2005). Electromagnetic hypersensitivity: a systematic review of provocation studies.
Show BibTeX
@article{electromagnetic_hypersensitivity_a_systematic_review_of_provocation_studies_ce1691,
  author = {Unknown},
  title = {Electromagnetic hypersensitivity: a systematic review of provocation studies},
  year = {2005},
  doi = {10.1097/01.psy.0000155664.13300.64},
  
}

Quick Questions About This Study

Meta-analyses found no evidence of an improved ability to detect EMF in hypersensitive participants.
Thirty-one experiments testing 725 electromagnetically hypersensitive participants were identified.
For two of the seven positive studies, the same research groups subsequently tried and failed to replicate their findings; in three more, the positive results appear to be statistical artefacts; the final two studies gave mutually incompatible results.
The symptoms can be severe and disabling, but it has proved difficult to show under blind conditions that EMF exposure triggers them, suggesting hypersensitivity is unrelated to EMF presence, although more research is required.
The review included blind or double-blind provocation studies.