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Note: This study found no significant biological effects under its experimental conditions. We include all studies for scientific completeness.

Cardiovascular

CARDIOVASCULAR RESPONSE OF RATS EXPOSED TO 60-HZ ELECTRIC FIELDS

No Effects Found

David I. Hilton, Richard D. Phillips · 1979

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Rats showed no heart or blood pressure changes from 4-month exposure to extremely high 60 Hz electric fields.

Plain English Summary

Summary written for general audiences

Researchers exposed rats to powerful 60 Hz electric fields (80-100 kV/m) for up to 4 months and measured heart rate, blood pressure, and stress responses. They found no significant cardiovascular changes in exposed rats compared to control animals. The study specifically eliminated secondary effects like electrical shocks and ozone that may have influenced other research.

Cite This Study
David I. Hilton, Richard D. Phillips (1979). CARDIOVASCULAR RESPONSE OF RATS EXPOSED TO 60-HZ ELECTRIC FIELDS.
Show BibTeX
@article{cardiovascular_response_of_rats_exposed_to_60_hz_electric_fields_g5023,
  author = {David I. Hilton and Richard D. Phillips},
  title = {CARDIOVASCULAR RESPONSE OF RATS EXPOSED TO 60-HZ ELECTRIC FIELDS},
  year = {1979},
  
  
}

Quick Questions About This Study

This study found no significant heart rate changes in rats exposed to 60 Hz electric fields at 80-100 kV/m for up to 4 months, even during stress testing with cold exposure.
Rats exposed to 100 kV/m 60 Hz electric fields showed no significant blood pressure changes after exposures ranging from 1 hour to 4 months compared to control animals.
Researchers used 80-100 kV/m electric fields, which are extremely high compared to typical home exposures of 1-10 V/m near power lines and household appliances.
No. Rats exposed to electric fields for one month showed normal heart rate and blood pressure responses when subjected to cold stress testing afterward.
The researchers eliminated secondary effects like microcurrent shocks, corona discharge, and ozone production that may have influenced cardiovascular measurements in previous studies.