Effects of mobile phone electromagnetic fields on brain waves in healthy volunteers

Authors: van der Meer JN, Eisma YB, Meester R, Jacobs M, Nederveen AJ

Year: 2023

Category: Neuroscience

Journal: Sci Rep

Institution: Sci Rep

DOI: 10.1038/s41598-023-48561-z

URL: https://www.nature.com/articles/s41598-023-48561-z

Abstract

Overview

The study investigates the interaction between biological tissue and electromagnetic fields (EMF), particularly in the context of brain wave activity measured through EEG. As background EMF levels have increased over recent decades, understanding their effects on brain function is of great concern.

Methodology

  • Participants: 32 healthy volunteers participated in a double-blinded crossover counterbalanced design.
  • Procedure: EEG measurements were captured from 63 electrodes over six brain regions, with two 18-minute sessions under eyes open (EO) and eyes closed (EC) conditions alternating.
  • EMF Exposure: Group 1 was exposed to EMF in the first session and sham in the second, and vice versa for Group 2.

Findings

Using Bayesian statistical methods, the study found significant EMF effects on the alpha band power density during the EO condition, suggesting that EMF can influence brain wave patterns.

Conclusion

This rigorous approach provides strong evidence of EMF's impact on brain activity. The protocols used could serve as a benchmark for future studies on how emerging technologies like 5G and 6G might affect brain function.

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