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Electromagnetic Treatment to Old Alzheimer's Mice Reverses β-Amyloid Deposition, Modifies Cerebral Blood Flow, and Provides Selected Cognitive Benefit.

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Arendash GW, Mori T, Dorsey M, Gonzalez R, Tajiri N, Borlongan C. · 2012

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Specific electromagnetic field treatment reversed Alzheimer's brain damage in elderly mice, but reduced blood flow suggests complex biological effects.

Plain English Summary

Summary written for general audiences

Researchers exposed very old mice (equivalent to elderly humans) with Alzheimer's disease to electromagnetic fields similar to cell phone radiation for two months. The treatment reversed brain damage by clearing out toxic protein clumps called beta-amyloid and improved memory performance. The benefits occurred without heating the brain, suggesting the electromagnetic fields worked through biological mechanisms rather than just thermal effects.

Why This Matters

This study represents a fascinating twist in EMF research - showing potential therapeutic rather than harmful effects. The researchers used GSM-type radiation at power levels (0.25-1.05 W/kg SAR) comparable to what you'd experience during a cell phone call held close to your head. What makes this particularly intriguing is that the cognitive benefits occurred in both Alzheimer's mice and normal mice, suggesting broader neuroprotective effects. However, we should interpret these results cautiously. The study also found reduced cerebral blood flow, which could have negative implications. The reality is that animal studies don't always translate to humans, and the specific frequency, modulation, and exposure patterns used here may be critical factors that don't match typical consumer device exposures. This research highlights how much we still don't understand about EMF bioeffects and underscores the need for more comprehensive human studies before drawing conclusions about everyday EMF exposure.

Exposure Information

Specific exposure levels were not quantified in this study.

Study Details

The aim of this study is to observe Electromagnetic Treatment to Old Alzheimer's Mice Reverses β-Amyloid Deposition, Modifies Cerebral Blood Flow, and Provides Selected Cognitive Benefit.

The present study extends this work by showing that daily EMF treatment given to very old (21–27 mon...

These very old Tg mice and their normal littermates together showed an increase in general memory fu...

These results demonstrate that long-term EMF treatment can provide general cognitive benefit to very old Alzheimer's Tg mice and normal mice, as well as reversal of advanced Aβ neuropathology in Tg mice without brain heating. Results further underscore the potential for EMF treatment against AD

Cite This Study
Arendash GW, Mori T, Dorsey M, Gonzalez R, Tajiri N, Borlongan C. (2012). Electromagnetic Treatment to Old Alzheimer's Mice Reverses β-Amyloid Deposition, Modifies Cerebral Blood Flow, and Provides Selected Cognitive Benefit. PLoS One. 7(4):e35751, 2012.
Show BibTeX
@article{gw_2012_electromagnetic_treatment_to_old_1844,
  author = {Arendash GW and Mori T and Dorsey M and Gonzalez R and Tajiri N and Borlongan C.},
  title = {Electromagnetic Treatment to Old Alzheimer's Mice Reverses β-Amyloid Deposition, Modifies Cerebral Blood Flow, and Provides Selected Cognitive Benefit.},
  year = {2012},
  
  url = {https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0035751},
}

Quick Questions About This Study

A 2012 study found that electromagnetic fields similar to cell phone radiation reversed brain damage in very old mice with Alzheimer's disease. The treatment cleared toxic beta-amyloid protein clumps and improved memory performance over two months, suggesting potential therapeutic benefits for elderly Alzheimer's patients.
No, the Arendash 2012 study found that electromagnetic field treatment provided cognitive benefits and cleared brain plaques without heating the brain tissue. Researchers measured brain temperature throughout the two-month treatment and found no appreciable increases, indicating the effects work through biological mechanisms rather than thermal heating.
The 2012 Alzheimer's mouse study showed that two months of daily electromagnetic field exposure successfully reversed advanced beta-amyloid plaque buildup in very old mice. This represents the first demonstration that EMF treatment can clear existing brain pathology associated with Alzheimer's disease progression.
Yes, the Arendash study found that electromagnetic field treatment improved general memory function in both Alzheimer's mice and normal aging mice. Very old healthy mice showed enhanced performance on memory tasks after two months of EMF exposure, suggesting benefits extend beyond diseased brains.
The 2012 study found that electromagnetic field treatment reduced cerebral blood flow in the brain's cortex region. Researchers believe this occurred through blood vessel constriction caused by freed amyloid proteins and slight body temperature increases during treatment periods, representing a measurable biological response to EMF exposure.