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BIOLOGICAL ASPECTS OF MICROWAVE RADIATION - A Review of Hazards

Bioeffects Seen

Wellington Moore, Jr., D.V.M., Ph.D. · 1968

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This 1968 government report established early scientific recognition of microwave radiation's biological hazards decades before widespread wireless technology adoption.

Plain English Summary

Summary written for general audiences

This 1968 government report by Dr. Wellington Moore reviewed the biological hazards of microwave radiation exposure. The study examined existing research on how microwave frequencies affect living organisms and identified potential health risks. This early scientific assessment helped establish the foundation for understanding microwave radiation's biological effects.

Why This Matters

This 1968 government report represents a pivotal moment in EMF health research. Dr. Moore's review came at a time when microwave technology was rapidly expanding in military and civilian applications, yet the biological consequences remained poorly understood. The science demonstrates that even 55 years ago, researchers recognized the need to systematically evaluate microwave radiation hazards. What makes this particularly significant is the timing - this assessment preceded the widespread deployment of microwave ovens, radar systems, and eventually wireless communications by decades. The reality is that this early government acknowledgment of microwave biological effects established scientific precedent for ongoing health concerns about these frequencies, which now saturate our environment through WiFi, cell phones, and countless wireless devices operating in similar frequency ranges.

Finding

Although this study revealed no evidence of radar-induced pathology in human beings, somewhat later studies utilizing experimental animals revealed that cataracts, corneal opacities, testicular degeneration and hemorrhagic phenomena could be produced by exposure to microwaves.

In their words

Although this study revealed no evidence of radar-induced pathology in human beings, somewhat later studies utilizing experimental animals revealed that cataracts, corneal opacities, testicular degeneration and hemorrhagic phenomena could be produced by exposure to microwaves.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 30-300,000 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 30-300,000 MHzPower lines50/60 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Study Details

To review the biological effects of microwave radiation and present information from a literature review pertaining to the nature of biological effects, with the goal of providing a guide for those concerned with potential hazards of microwaves.

This is a review of literature on biological effects of microwave radiation. The study analyzes expe...

The study found that microwave radiation primarily causes biological effects through heating (hypert...

The report concludes that while the biological effects of microwaves have been studied, certain areas such as cumulative effects from subthreshold exposures, functional changes from low intensity irradiation, and possible nonthermal changes need further clarification. Large gaps exist in current knowledge of possible genetic implications and long-term effects on humans. The study recommends maximum safe exposure limits of 10 mW/cm² for continuous whole body exposure, though this is not universally accepted.

Cite This Study
Wellington Moore, Jr., D.V.M., Ph.D. (1968). BIOLOGICAL ASPECTS OF MICROWAVE RADIATION - A Review of Hazards.
Show BibTeX
@article{biological_aspects_of_microwave_radiation_a_review_of_hazards_g4651,
  author = {Wellington Moore and Jr. and D.V.M. and Ph.D.},
  title = {BIOLOGICAL ASPECTS OF MICROWAVE RADIATION - A Review of Hazards},
  year = {1968},
  
  
}
No DOI on file for this study.

Quick Questions About This Study

While the document is classified as a government report authored by Dr. Wellington Moore Jr., the specific commissioning agency isn't detailed in the available metadata. Government microwave research in 1968 typically involved military or health agencies evaluating emerging radar and communications technologies.
The late 1960s saw rapid expansion of microwave technology in military radar, communications, and early civilian applications like microwave ovens. Government agencies needed to understand potential health risks to military personnel and the general public before widespread deployment.
The specific frequencies aren't detailed in available metadata, but 1968 microwave research typically focused on radar frequencies (1-10 GHz range) and early microwave oven frequencies (around 2.45 GHz), which remain common in today's wireless devices.
Modern WiFi operates at 2.4 and 5 GHz frequencies, similar to microwave ranges studied in 1968. This early government recognition of microwave biological hazards provides historical context for ongoing concerns about wireless technology safety and exposure limits.
While specific findings aren't available in the metadata, 1968 microwave research typically examined thermal heating effects, nervous system impacts, and cellular damage. Dr. Moore's veterinary background suggests particular attention to animal studies and comparative biological responses.