Total antioxidant capacity, total oxidant status and oxidative stress index in the men exposed to 1.5 T static magnetic field.
Sirmatel O, Sert C, Sirmatel F, Selek S, Yokus B · 2007
View Original AbstractStrong MRI-level magnetic fields reduced oxidative stress in men, suggesting some magnetic exposures may be protective rather than harmful.
Plain English Summary
Researchers exposed 33 men to the strong magnetic field from an MRI machine (1.5 Tesla) and measured markers of oxidative stress in their blood before and after exposure. Surprisingly, they found that the magnetic field actually reduced oxidative stress by increasing the body's antioxidant capacity and decreasing harmful oxidants. This suggests that short-term exposure to strong static magnetic fields may have protective rather than harmful effects on cellular health.
Why This Matters
This study presents an intriguing finding that challenges assumptions about magnetic field effects. The 1.5 Tesla field strength used here is extraordinarily powerful - roughly 30,000 times stronger than Earth's natural magnetic field and far beyond what you encounter from household appliances or power lines. The fact that such intense exposure actually improved antioxidant status raises important questions about how we understand magnetic field bioeffects. However, we must interpret these results carefully. This was a small study with short-term exposure, and the long-term implications remain unknown. The research demonstrates that magnetic fields do interact with biological systems in measurable ways, but the direction of that interaction may depend heavily on field strength, duration, and individual factors.
Exposure Details
- Magnetic Field
- 1500 mG
Exposure Context
This study used 1500 mG for magnetic fields:
- 75Mx above the Building Biology guideline of 0.2 mG
- 15Mx above the BioInitiative Report recommendation of 1 mG
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 Details
The aim of this study was to investigate the effects of a high-strength magnetic field produced by a magnetic resonance imaging (MRI) apparatus on oxidative stress.
The effects of a 1.5 T static magnetic field on the total antioxidant capacity (TAC), total oxidant ...
TAC showed a significant increase in post-exposures compared to pre-exposures to the magnetic field ...
Show BibTeX
@article{o_2007_total_antioxidant_capacity_total_464,
author = {Sirmatel O and Sert C and Sirmatel F and Selek S and Yokus B},
title = {Total antioxidant capacity, total oxidant status and oxidative stress index in the men exposed to 1.5 T static magnetic field. },
year = {2007},
url = {https://pubmed.ncbi.nlm.nih.gov/17660581/},
}