8,700 Studies Reviewed. 87.0% Found Biological Effects. The Evidence is Clear.
Shield Your Body
Whole Body / General

Microwave Cataract

Bioeffects Seen

Robert W. Neidlinger · 1971

Share:

Microwave radiation can cause cataracts in humans, but systematic monitoring of exposed populations remains inadequate decades later.

Plain English Summary

Summary written for general audiences

This 1971 study by Neidlinger examined microwave radiation's ability to cause cataracts in humans. The research confirmed that microwave exposure can produce cataracts, though the exact mechanism wasn't well understood. The author called for systematic monitoring of workers exposed to microwaves to better understand this eye damage risk.

Why This Matters

This early research established a critical health concern that remains relevant today. While Neidlinger studied occupational microwave exposure in 1971, we now live surrounded by microwave-frequency radiation from WiFi routers, cell phones, and countless wireless devices operating in similar frequency ranges. The study's call for systematic health monitoring of exposed populations was largely ignored by industry and regulators. What's particularly concerning is that this cataract risk was identified over 50 years ago, yet modern safety standards still don't adequately account for long-term eye exposure from the microwave radiation we encounter daily. The lens of the eye has no blood supply to repair radiation damage, making it especially vulnerable to cumulative effects from chronic low-level exposure.

Exposure Information

Specific exposure levels were not quantified in this study.

Cite This Study
Robert W. Neidlinger (1971). Microwave Cataract.
Show BibTeX
@article{microwave_cataract_g4347,
  author = {Robert W. Neidlinger},
  title = {Microwave Cataract},
  year = {1971},
  
  
}

Quick Questions About This Study

Yes, this 1971 study confirmed that microwave radiation exposure can produce cataracts in humans. However, the exact biological mechanism by which microwaves damage the eye lens wasn't well understood at the time.
The study found that systematic tracking of workers' visual and eye health was needed to understand how often microwave-induced cataracts actually occur in real workplace settings over time.
The eye lens has no blood supply to repair damage and remove heat, making it particularly susceptible to microwave radiation effects that can accumulate over time and cause cataracts.
No, while the study confirmed microwaves could cause cataracts, researchers acknowledged the biological mechanism of how this eye damage occurs was not well established at that time.
Yes, many current wireless devices including WiFi routers, cell phones, and Bluetooth operate in microwave frequency ranges similar to those that caused cataracts in this early research.