6,486 Studies Reviewed. 85.2% of Original Studies Found Biological Effects. The Evidence is Clear.

. The spectral power coherence of the EEG under different EMF conditions.

Bioeffects Seen

Hountala CD, Maganioti AE, Papageorgiou CC, Nanou ED, Kyprianou MA, Tsiafakis VG, Rabavilas AD, Capsalis CN. · 2008

View Original Abstract
Share:

The radiation effect on spectral power coherence differs by gender, with gender differences disappearing at 900 MHz and reversing at 1800 MHz.

Plain English Summary

Summary written for general audiences

Researchers introduced spectral power coherence as a measure of coordination among four EEG frequency bands at a specific brain location. They found that delta rhythm contributes less to this coordination than theta, alpha, and beta rhythms. Gender differences in overall spectral power coherence were observed without radiation, but these differences disappeared during 900 MHz exposure and reversed during 1800 MHz exposure. The measure was calculated from pre-stimulus EEG during an auditory memory task under 900 MHz and 1800 MHz electromagnetic field conditions.

Why This Matters

The study highlights that the influence of electromagnetic radiation on spectral power coherence varies between genders. This gender-dependent effect was measured during a pre-stimulus auditory memory task.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 900 MHz - 1.80 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 900 MHz - 1.80 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: 900 MHz and 1,800 MHz Duration: 45 min

Study Details

The present study introduces the concept of spectral power coherence (SPC), which reflects the pattern of coordination of the four basic EEG bands (delta, theta, alpha, and beta) at a specific location of the brain.

The SPC was calculated for the pre-stimulus EEG signal during an auditory memory task under differen...

The results showed that delta rhythm is less consequential in the overall cooperation between the ba...

Cite This Study
Hountala CD, Maganioti AE, Papageorgiou CC, Nanou ED, Kyprianou MA, Tsiafakis VG, Rabavilas AD, Capsalis CN. (2008). . The spectral power coherence of the EEG under different EMF conditions. Neurosci Lett. 441(2):188-192, 2008.
Show BibTeX
@article{cd_2008__the_spectral_power_1498,
  author = {Hountala CD and Maganioti AE and Papageorgiou CC and Nanou ED and Kyprianou MA and Tsiafakis VG and Rabavilas AD and Capsalis CN.},
  title = {. The spectral power coherence of the EEG under different EMF conditions.},
  year = {2008},
  
  url = {https://www.sciencedirect.com/science/article/abs/pii/S0304394008008598},
}

Quick Questions About This Study

Spectral power coherence reflects the pattern of coordination of the four basic EEG bands (delta, theta, alpha, and beta) at a specific brain location.
Delta rhythm is less consequential in the overall cooperation between the bands than the higher frequency theta, alpha, and beta rhythms.
Without radiation males have higher overall spectral power coherence than females, but these differences disappear during 900 MHz exposure and reverse during 1800 MHz exposure.
The study tested 900 MHz and 1800 MHz electromagnetic field conditions.