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Postnatal development and behavior effects of in-utero exposure of rats to radiofrequency waves emitted from conventional WiFi devices.

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Othman H, Ammari M, Rtibi K, Bensaid N, Sakly M, Abdelmelek H. · 2017

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Prenatal WiFi exposure delayed early brain development and caused oxidative stress in rat offspring, raising concerns about everyday wireless exposure during pregnancy.

Plain English Summary

Summary written for general audiences

Researchers exposed pregnant rats to WiFi signals (2.45GHz) for 2 hours daily throughout pregnancy and tracked their offspring's brain development. The study found that prenatal WiFi exposure delayed early neurodevelopment in the first 17 days after birth and caused oxidative stress (cellular damage from harmful molecules) in the brain at 28 days old. This suggests that WiFi exposure during pregnancy may affect early brain development in offspring.

Why This Matters

This research adds to growing evidence that prenatal EMF exposure can affect developing brains. The 2.45GHz frequency used here is identical to what your home WiFi router emits, and the 2-hour daily exposure is actually less than what many pregnant women experience today with WiFi running 24/7 in homes. What makes this study particularly concerning is that it found effects on neurodevelopment during the critical early postnatal period, when the brain is still rapidly developing. The oxidative stress findings align with dozens of other studies showing that radiofrequency radiation can overwhelm the body's natural antioxidant defenses. While this is animal research, the biological mechanisms involved are shared across mammalian species, making the findings relevant for human health considerations during pregnancy.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 2.45 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 2.45 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: 2.45GHz WiFi signal Duration: 2h a day

Study Details

The present work investigated the effects of prenatal exposure to radiofrequency waves of conventional WiFi devices on postnatal development and behavior of rat offspring.

Ten Wistar albino pregnant rats were randomly assigned to two groups (n=5). The experimental group w...

Our main results showed that the in-utero WiFi exposure impaired offspring neurodevelopment during t...

The current study revealed that maternal exposure to WiFi radiofrequencies led to various adverse neurological effects in the offspring by affecting neurodevelopment, cerebral stress equilibrium and cholinesterase activity.

Cite This Study
Othman H, Ammari M, Rtibi K, Bensaid N, Sakly M, Abdelmelek H. (2017). Postnatal development and behavior effects of in-utero exposure of rats to radiofrequency waves emitted from conventional WiFi devices. Environ Toxicol Pharmacol. 52:239-247, 2017.
Show BibTeX
@article{h_2017_postnatal_development_and_behavior_1687,
  author = {Othman H and Ammari M and Rtibi K and Bensaid N and Sakly M and Abdelmelek H.},
  title = {Postnatal development and behavior effects of in-utero exposure of rats to radiofrequency waves emitted from conventional WiFi devices.},
  year = {2017},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/28458069/},
}
PubMed: 28458069

Cited By (39 papers)

Quick Questions About This Study

Research suggests WiFi exposure during pregnancy may affect early brain development. A 2017 study found that pregnant rats exposed to WiFi signals produced offspring with delayed neurodevelopment in their first 17 days and increased brain oxidative stress at 28 days old.
Animal studies indicate potential concerns. Researchers found that prenatal WiFi exposure at 2.45GHz caused delayed early brain development and cellular damage in rat offspring, though long-term behavioral effects weren't observed in this particular study.
A 2017 rat study found WiFi exposure during pregnancy caused oxidative stress (cellular damage) in offspring's brains at 28 days old. This suggests potential for brain cell damage, though researchers didn't observe lasting behavioral changes in adult animals.
Animal research shows prenatal WiFi exposure may delay early neurodevelopment and cause brain oxidative stress in offspring. A 2017 study found these effects occurred without long-term behavioral changes, but the implications for human pregnancy remain unclear.
Studies in pregnant rats show WiFi exposure can delay early neurodevelopment and increase harmful molecules in developing brains. The 2017 research found these effects during critical early development periods, though adult behavior appeared normal later.