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Effects of electromagnetic waves emitted from 3G+wi-fi modems on human semen analysis.

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Kamali K, Atarod M, Sarhadi S, Nikbakht J, Emami M, Maghsoudi R, Salimi H, Fallahpour B, Kamali N, Momtazan A, Ameli M. · 2017

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Just 50 minutes of exposure to 3G+WiFi radiation significantly reduced sperm motility and velocity in laboratory conditions.

Plain English Summary

Summary written for general audiences

Iranian researchers exposed human sperm samples to electromagnetic waves from a 3G+WiFi modem downloading data for 50 minutes and compared them to shielded samples. The exposed sperm showed significantly reduced motility (movement quality) and velocity, particularly affecting sperm that move poorly to begin with. This matters because declining sperm quality is already a major concern for male fertility worldwide.

Why This Matters

This study adds important evidence to the growing body of research linking wireless radiation to male reproductive health problems. What makes this research particularly relevant is that it specifically tested 3G+WiFi modems during active data downloading - mimicking how these devices actually operate in our homes and offices. The science demonstrates that even a brief 50-minute exposure can measurably impair sperm function, with the most dramatic effects on sperm that were already struggling with motility. While this was an in vitro study (meaning sperm samples in a lab, not men carrying devices), it aligns with population studies showing declining sperm counts in developed countries where wireless device use is highest. The reality is that many men routinely place laptops with active wireless connections directly on their laps for hours at a time, creating exposure scenarios far more intense than what this study tested.

Exposure Information

Specific exposure levels were not quantified in this study.

Study Details

The purpose of this study was to evaluate the effects of 3G+wifi modems on human sperm quality.A total of 40 semen specimens were gathered between March and September 2015, from healthy adult men.

The sperm samples were divided into two groups - 3G+wi-fi exposed and unexposed groups. In the unexp...

Mean percentage of sperm with class A and B motility were not significantly different in two groups ...

Electromagnetic waves (EMWs) emitted from 3G+wi-fi modems cause a significant decrease in sperm motility and velocity, especially in non-progressive motile sperms. Other parameters of semen analysis did not change significantly.EMWs, which are used in communications worldwide, are a suspected cause of male infertility. Many studies evaluated the effects of cell phones and wi-fi on fertility. To our knowledge, no study has yet been done to show the effects of EMWs emitted from 3G+wi-fi modems on fertility.Our study revealed a significant decrease in the quality of human semen after exposure to EMWs emitted from 3G+wi-fi modems.

Cite This Study
Kamali K, Atarod M, Sarhadi S, Nikbakht J, Emami M, Maghsoudi R, Salimi H, Fallahpour B, Kamali N, Momtazan A, Ameli M. (2017). Effects of electromagnetic waves emitted from 3G+wi-fi modems on human semen analysis. Urologia. 84(4):209-214, 2017.
Show BibTeX
@article{k_2017_effects_of_electromagnetic_waves_2258,
  author = {Kamali K and Atarod M and Sarhadi S and Nikbakht J and Emami M and Maghsoudi R and Salimi H and Fallahpour B and Kamali N and Momtazan A and Ameli M.},
  title = {Effects of electromagnetic waves emitted from 3G+wi-fi modems on human semen analysis.},
  year = {2017},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/28967061/},
}
PubMed: 28967061

Cited By (17 papers)

Quick Questions About This Study

Yes, Iranian researchers found that 50 minutes of exposure to electromagnetic waves from 3G+WiFi modems significantly reduced sperm motility and velocity. The study showed exposed sperm had lower class C motility and higher class D (poorest movement) compared to shielded samples.
Just 50 minutes of exposure to 3G+WiFi modem electromagnetic waves can significantly reduce sperm movement quality. This 2017 Iranian study found decreased motility and velocity in human sperm samples after less than one hour of exposure to downloading modem activity.
Sperm that already move poorly are most vulnerable to 3G+WiFi modem radiation. The study found electromagnetic waves particularly affected non-progressive motile sperm, significantly increasing the percentage of class D sperm (those with the poorest movement quality) after 50-minute exposure.
Research suggests yes - a 2017 study found that electromagnetic waves from 3G+WiFi modems actively downloading data reduced sperm motility and velocity after 50 minutes. This matters because declining sperm quality is already a major worldwide concern for male fertility.
3G+WiFi modem radiation primarily affects sperm movement rather than other parameters. The study found significantly reduced velocity measurements including curvilinear, straight line, and average path velocities, plus decreased beat cross frequency, while sperm count and concentration remained unchanged.