Bluetooth earbud magnetic fields increased air pollution in mouse brains, inducing neurotoxicity

EHN
By Environmental Health Sciences StaffMar 20, 2026, 10:31 am117 ptsTrending
A new study published by Zhang et al. in ACS Nano found that magnetic fields emitted by Bluetooth earbuds and cell phones increased the accumulation of air pollution–derived magnetite nanoparticles in the brain and triggered neurotoxic effects in mice. To model real-world exposure, the researchers first…

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