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Altun G, Kaplan S

Bioeffects Seen

Authors not listed · 2025

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Prenatal cell phone radiation exposure reduced brain neurons and increased anxiety in offspring, with supplements offering no protection.

Plain English Summary

Summary written for general audiences

Researchers exposed pregnant rats to 900 MHz cell phone radiation for 2 hours daily throughout pregnancy, then examined their offspring's brain development. The study found fewer neurons in key brain regions controlling appetite and weight, along with increased anxiety-like behaviors in the exposed offspring. Neither omega-3 supplements nor melatonin provided meaningful protection against these developmental effects.

Why This Matters

This study reveals concerning evidence that prenatal cell phone radiation exposure may disrupt normal brain development in critical regions controlling appetite and metabolism. The 900 MHz frequency used matches standard GSM cell phone signals, and the 2-hour daily exposure mirrors heavy phone use patterns among pregnant women. What's particularly troubling is that the neuronal damage occurred in the hypothalamus, the brain's master control center for hunger, metabolism, and body weight regulation. The researchers also documented increased anxiety behaviors in the exposed offspring, suggesting broader impacts on brain development. The failure of both omega-3 and melatonin to provide protection underscores that avoiding exposure during pregnancy may be more important than seeking supplements to counteract potential harm. While this is animal research, the biological mechanisms involved are fundamentally similar to humans, and the exposure levels were within ranges that pregnant women commonly experience from routine cell phone use.

Exposure Information

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

Specific exposure levels were not quantified in this study.

Cite This Study
Unknown (2025). Altun G, Kaplan S.
Show BibTeX
@article{altun_g_kaplan_s_ce2292,
  author = {Unknown},
  title = {Altun G, Kaplan S},
  year = {2025},
  doi = {10.3389/fpubh.2025.1583097},
  
}

Quick Questions About This Study

Yes, this study found that daily 900 MHz exposure during pregnancy reduced neuron numbers in brain regions controlling appetite and metabolism, while increasing anxiety-like behaviors in offspring.
Research shows prenatal 900 MHz EMF exposure significantly reduced neurons in the arcuate nucleus, a key hypothalamic region controlling hunger and metabolism, potentially affecting lifelong weight regulation.
No, this study found that melatonin supplementation during pregnancy did not prevent neuronal damage or behavioral changes caused by 900 MHz EMF exposure in offspring.
Offspring exposed to 900 MHz radiation in utero spent more time in peripheral zones during open field tests and made fewer entries into open areas, indicating increased anxiety-like behavior.
No, omega-3 supplementation during pregnancy failed to protect against 900 MHz EMF-induced neuronal loss and behavioral changes in this study, suggesting avoidance may be more effective than supplementation.