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Extraordinary behavior disorders in cows in proximity to transmission stations.

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Loscher W, Kas G, · 1998

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Cows showed behavioral problems near cell towers that completely resolved when moved away, suggesting everyday RF exposure levels affect animal behavior.

Plain English Summary

Summary written for general audiences

German researchers studied dairy cows living near TV and cell phone transmission towers and found significant behavioral abnormalities over a two-year period. When they moved an affected cow 20 kilometers away from the antennas, its behavior completely normalized within five days, but the problems returned when the cow was brought back. The study suggests that radiofrequency electromagnetic fields from the transmission equipment were the likely cause of these behavioral changes.

Why This Matters

This study provides compelling real-world evidence that radiofrequency radiation affects animal behavior at relatively low exposure levels. The power densities measured (0.02-7 milliwatts per square meter) are well within the range that humans regularly experience from cell towers and wireless infrastructure. What makes this research particularly significant is the controlled relocation experiment, which demonstrated a clear cause-and-effect relationship between EMF exposure and behavioral changes. The fact that symptoms disappeared when the cow was moved away and returned when brought back eliminates many other potential explanations. This adds to a growing body of evidence showing that wildlife and livestock are being affected by our increasingly electromagnetic environment, raising important questions about the adequacy of current safety standards that focus primarily on heating effects rather than biological responses.

Exposure Details

Power Density
0.000002, 0.0007 µW/m²

Exposure Context

This study used 0.000002, 0.0007 µW/m² for radio frequency:

Building Biology guidelines are practitioner-based limits from real-world assessments. BioInitiative Report recommendations are based on peer-reviewed science. Check Your Exposure to compare your own measurements.

Where This Falls on the Concern Scale

Study Exposure Level in ContextStudy Exposure Level in ContextThis study: 0.000002, 0.0007 µW/m²Extreme Concern - 1,000 uW/m2FCC Limit - 10M uW/m2Effects observed in the No Concern rangeFCC limit is 5,000,000,000,000x higher than this level

Study Details

The aim of this study is to investigate Extraordinary behavior disorders in cows in proximity to transmission stations.

In addition to reduction of milk yield and increased health problems, behavioral abnormalities were ...

In view of the previous described effects of electromagnetic fields, it might be possible that the observed abnormalities in cows are related to electromagnetic field exposure. (power densities measured 0.02-7 mW/m2).

Cite This Study
Loscher W, Kas G, (1998). Extraordinary behavior disorders in cows in proximity to transmission stations. Der Praktische Tierarz 79:437-444, 1998.
Show BibTeX
@article{w_1998_extraordinary_behavior_disorders_in_1162,
  author = {Loscher W and Kas G and},
  title = {Extraordinary behavior disorders in cows in proximity to transmission stations.},
  year = {1998},
  
  url = {http://www.teslabel.be/001/documents/Conspicuous%20behavioural%20abnormalities%20in%20a%20dairy%20cow%20herd.pdf},
}

Quick Questions About This Study

A 1998 German study found significant behavioral abnormalities in dairy cows living near TV and cell phone transmission towers. When researchers moved an affected cow 20 kilometers away, its behavior normalized within five days, suggesting electromagnetic fields were the cause.
Yes, research demonstrates radio waves can impact animal behavior. German scientists observed behavioral disorders in dairy cows near transmission antennas over two years. The problems disappeared when cows were moved away from the electromagnetic field source.
Studies suggest EMF radiation can harm livestock health. German researchers documented behavioral abnormalities, reduced milk yield, and increased health problems in dairy cows living near TV and cell phone transmission towers for two years.
Research shows transmission towers may cause behavioral changes and health problems in nearby animals. A German study found dairy cows near TV and cell phone antennas developed abnormal behaviors that reversed when moved away from the towers.
Electromagnetic radiation can cause behavioral disorders and health issues in farm animals. German scientists found dairy cows near transmission equipment showed abnormal behavior for two years, with symptoms disappearing when animals were relocated away from the electromagnetic fields.