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Brain & Nervous System

Behavior and memory evaluation of Wistar rats exposed to 1·8 GHz radiofrequency electromagnetic radiation.

No Effects Found

Júnior LC, Guimarães ED, Musso CM, Stabler CT, Garcia RM, Mourão-Júnior CA, Andreazzi AE. · 2014

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Cell phone radiation at 1.8 GHz didn't impair rat memory but triggered stress behaviors, suggesting potential nervous system effects.

Plain English Summary

Summary written for general audiences

Brazilian researchers exposed lab rats to cell phone radiation at 1.8 GHz (the frequency used by GSM phones) for three days and tested their behavior and memory. While the rats showed no anxiety or memory problems, they did exhibit stress-related behaviors. The study suggests that cell phone radiation may not directly harm brain function but could trigger stress responses in the nervous system.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 1.80 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 1.80 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

The study examined exposure from: 1.8 GHz Duration: 3 days

Study Details

To verify potential effects of mobile phone radiation on the central nervous system (CNS) in an animal model.

Male Wistar rats (60 days old) were exposed to RF-EMR from a Global System for Mobile (GSM) cell pho...

Our results showed that exposed animals did not present anxiety patterns or working memory impairmen...

Given the results of the present study, we speculate that RF-EMR does not promote CNS impairment, but suggest that it may lead to stressful behavioral patterns.

Cite This Study
Júnior LC, Guimarães ED, Musso CM, Stabler CT, Garcia RM, Mourão-Júnior CA, Andreazzi AE. (2014). Behavior and memory evaluation of Wistar rats exposed to 1·8 GHz radiofrequency electromagnetic radiation. Neurol Res. 36(9):800-803, 2014.
Show BibTeX
@article{lc_2014_behavior_and_memory_evaluation_3123,
  author = {Júnior LC and Guimarães ED and Musso CM and Stabler CT and Garcia RM and Mourão-Júnior CA and Andreazzi AE.},
  title = {Behavior and memory evaluation of Wistar rats exposed to 1·8 GHz radiofrequency electromagnetic radiation.},
  year = {2014},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/24620965/},
}
PubMed: 24620965

Cited By (23 papers)

Quick Questions About This Study

No, a 2014 Brazilian study found that rats exposed to 1.8 GHz GSM radiation for three days showed no memory impairment or anxiety. However, the animals did exhibit stress-related behaviors, suggesting the radiation may trigger stress responses without directly damaging cognitive function.
Yes, according to research by Júnior and colleagues, rats exposed to 1.8 GHz GSM radiation for three consecutive days displayed stress-related behavioral patterns. While their working memory remained intact, the animals showed clear signs of stress responses to the electromagnetic exposure.
A 2014 study suggests 1.8 GHz radiation doesn't directly impair the central nervous system. Wistar rats showed no CNS damage or cognitive deficits after exposure, though researchers observed stress behaviors, indicating the radiation may affect the nervous system through stress pathways rather than direct damage.
No, three-day exposure to 1.8 GHz GSM radiation didn't impair working memory in laboratory rats. The Brazilian research team found that despite observing stress behaviors, the animals' cognitive performance and memory functions remained unaffected by the radiofrequency electromagnetic radiation.
Yes, research indicates 1.8 GHz GSM radiation can induce stress behaviors without causing measurable brain impairment. The 2014 study found rats exhibited stress-related actions after three days of exposure, while maintaining normal memory function and showing no central nervous system damage.