Browse 6,486 peer-reviewed studies on electromagnetic field health effects from 4 research libraries.
Showing 1,332 studies with bioeffects seen from SafeRemr Research Collection
Bektas H, Bese Akgun BB, Cakir S, Dogu S, Ahnas B · 2025
Researchers exposed rats to 3.5 GHz 5G radiation (the frequency used by many carriers) for 2 hours daily over 30 days and found it disrupted thyroid hormone levels and increased cellular damage. The natural antioxidant quercetin showed some protective effects, though results were mixed.
Altun G, Kaplan S · 2025
Researchers exposed pregnant rats to 900 MHz cell phone radiation for 2 hours daily throughout pregnancy, then examined their offspring's brain development. The study found fewer neurons in key brain regions controlling appetite and weight, along with increased anxiety-like behaviors in the exposed offspring. Neither omega-3 supplements nor melatonin provided meaningful protection against these developmental effects.
Unknown authors · 2025
Researchers exposed rats to radiofrequency electromagnetic fields (RF-EMF) during lung ischemia-reperfusion injury, a condition that occurs when blood flow is restored after being cut off. The RF-EMF treatment reduced inflammation, prevented cell death, and improved tissue damage through specific cellular pathways. This suggests RF-EMF might have protective effects on lung tissue during certain medical procedures.
Balmori-de la Puente A, Balmori A · 2024
Researchers investigated whether military and meteorological radar systems could be causing mass whale and dolphin strandings by interfering with their natural navigation abilities. The study found spatial and temporal patterns linking radar installations to stranding events along coastlines. This suggests powerful radiofrequency radiation from human sources may disrupt cetacean echolocation and navigation systems.
Moon et al · 2024
Korean researchers analyzed 24 studies involving cell phone use and brain tumors, finding that people who used phones on the same side of their head where tumors developed had 40% higher odds of brain cancer. The risk increased with longer use, reaching 59% higher odds for those with over 896 hours of cumulative phone time.
Unknown authors · 2024
Researchers exposed pregnant rats to 50 Hz electromagnetic fields (power line frequency) for 30 minutes daily throughout pregnancy, finding significant tissue damage in the offspring's brain, kidneys, and liver. When pregnant rats received curcumin (a turmeric compound) alongside EMF exposure, the tissue damage was substantially reduced, suggesting curcumin may protect developing fetuses from EMF harm.
Weerasinghe AM, Liyanage S, Kawshalya MADR, Hong SC · 2024
Korean researchers studied 85 industrial workers exposed to extremely low-frequency magnetic fields from power lines and electrical equipment. They found that workers with higher EMF exposure had elevated blood pressure and significantly less deep sleep compared to those with lower exposure. The study measured EMF levels around 0.19 µT during work hours, confirming that occupational EMF exposure may impact cardiovascular health and sleep quality.
Sissons SM, Dotta BT · 2024
Researchers exposed newborn rats to 7 Hz electromagnetic fields at different intensities while also giving them compounds that affect nitric oxide production in the brain. When the rats reached adulthood, brain analysis revealed that EMF exposure increased neuron counts in specific brain regions, with different effects in males versus females.
Unknown authors · 2024
Researchers treated 20 children with autism using extremely low-frequency electromagnetic fields for 15 weeks and found significant improvements in language skills and behavioral problems. The children showed better receptive and expressive language abilities, with fewer attention and behavioral issues according to standardized tests. The treatment appeared safe with no reported side effects.
Unknown authors · 2024
Researchers tested whether migratory reed warblers can determine their location using Earth's magnetic field components. When scientists artificially altered the magnetic inclination and declination values to simulate displacement, the birds changed their flight direction to compensate. This demonstrates that birds can extract both positional and directional information from magnetic field variations.
Klimek A et al. · 2024
Polish researchers exposed rats to 50 Hz electromagnetic fields (the same frequency as power lines) at two different strengths for one hour daily over seven days. They found that stronger fields (7 mT) disrupted the brain's stress response system and increased anxiety-like behavior, while weaker fields (1 mT) allowed normal adaptation. The findings suggest that power line frequency EMF can interfere with how the brain handles stress.
Unknown authors · 2024
Researchers exposed mouse neural stem cells to 50Hz electromagnetic fields at different strengths for one hour and found that high-strength fields pushed cells to become astrocytes (brain support cells), while low-strength fields had the opposite effect. This is the first study showing that power-line frequency EMFs can steer brain stem cells toward becoming astrocytes rather than neurons.
Unknown authors · 2024
Researchers exposed rats to electromagnetic pulses and found the brain's protective barrier became more permeable, allowing larger molecules to enter the brain. The study showed this happened in a dose-dependent manner - stronger electromagnetic fields caused more barrier breakdown. This occurred through disruption of tight junction proteins that normally seal the blood-brain barrier, rather than changes in protein levels.
Unknown authors · 2024
Scientists studied how desert ants use Earth's magnetic field for navigation by manipulating magnetic conditions and examining brain changes. They found that magnetic information is processed in two key brain regions: the central complex (internal compass) and mushroom bodies (learning and memory centers). This reveals that ants use magnetic fields both for navigation and to calibrate their visual compass systems.
Unknown authors · 2024
Researchers analyzed brain tissue from 203 people in Mexico City and found magnetic nanoparticles accumulating in children's brains, particularly in areas affected by Alzheimer's and Parkinson's diseases. These particles, measuring 7-20 nanometers and containing various metals, can move when exposed to electromagnetic fields as weak as 30-50 microTesla. The study suggests these magnetic particles interfere with brain function and contribute to early-onset neurodegenerative diseases.
Bijlsma N, Conduit R, Kennedy G, Cohen M · 2024
This 2024 double-blind, randomised, placebo-controlled crossover pilot study by Bijlsma et al. examined whether radiofrequency radiation exposure impacts sleep in human subjects. The study design allowed for comparison of sleep outcomes under both radiofrequency exposure and placebo conditions.
Zhou J et al. · 2024
This study examined the effects of pulsed electromagnetic field (PEMF) treatment on senile osteoporosis in aged rats, investigating the role of NLRP3-mediated inflammation in the bone marrow microenvironment. The 12-week PEMF treatment significantly increased bone mineral density, improved bone microarchitecture, normalized bone turnover markers, and inhibited inflammatory signaling pathways (NLRP3, Caspase1, IL-1β, and GSDMD-N) compared to aged control rats.
Unknown authors · 2024
This 2024 study investigated how pulsed electromagnetic fields (PEMFs) affect energy metabolism and mitochondrial dynamics in human umbilical vein endothelial cells (HUVECs). The researchers found that PEMF exposure enhanced tube formation (an indicator of angiogenesis), shifted cellular energy production from oxidative phosphorylation to aerobic glycolysis, and induced changes in mitochondrial structure from elongated to shorter, more granular forms.
Wydorski PJ, Kozlowska W, Zmijewska A, Franczak A · 2024
Researchers exposed pig uterine tissue to 50 Hz electromagnetic fields (the same frequency as power lines) for 2 hours and found significant changes in DNA methylation, gene regulation, and cellular processes. The electromagnetic exposure altered multiple epigenetic mechanisms that control how genes are turned on and off. These changes could potentially disrupt normal reproductive processes during early pregnancy.
Unknown authors · 2024
Researchers exposed bacteria (Geobacter sulfurreducens) to extremely low frequency electromagnetic fields and discovered the exposure altered DNA methylation patterns, specifically changing how chemical tags called 6-methyladenine and 4-methylcytosine were distributed across the bacterial genome. Higher intensity EMF exposure created more spacing between certain methylation sites. This study reveals that EMF can fundamentally alter genetic modifications in living organisms, even at the cellular level.
Unknown authors · 2024
Researchers exposed human fat-derived stem cells to 50 Hz electromagnetic fields (the same frequency as power lines) for 24-48 hours and found the EMF exposure triggered cellular reprogramming and enhanced metabolism. The cells showed increased RNA modifications and changes in stem cell markers, suggesting EMF can alter how these important repair cells function.
Unknown authors · 2024
Researchers analyzed brain tissue from miniature pigs following traumatic brain injury and examined how electromagnetic field exposure affected gene expression patterns during recovery. The pilot study found that EMF stimulation influenced the expression of certain genes that were significantly upregulated in injured brain tissue. This research explores whether electromagnetic fields might affect the brain's molecular response to injury.
Rai V et al. · 2024
This pilot study examined gene expression changes in brain tissue of a Yucatan miniswine model following traumatic brain injury (TBI), with and without electromagnetic field (EMF) stimulation. The researchers identified several differentially expressed genes involved in immune response, myelination, and cell repair processes, and found that EMF stimulation showed time-dependent effects on gene and protein expression that appeared to support tissue repair following TBI.
Unknown authors · 2024
Researchers exposed triple negative breast cancer cells to extremely low frequency electromagnetic fields (1 Hz, 100 mT) for 2 hours daily over 5 days. The EMF exposure significantly reduced cancer cell migration and invasion while increasing E-cadherin expression and decreasing N-cadherin expression, essentially reversing the molecular changes that make cancer cells more invasive. This suggests specific EMF parameters might help prevent breast cancer metastasis, the primary cause of cancer deaths.
Lu Z-J, Gu H-Y, Li Z-Q, Lin F-X · 2024
This study examined how low-frequency-pulsed electromagnetic fields (LPEMF) at 80 Hz affect bone marrow-derived mesenchymal stem cells (BMSCs) in vitro, specifically investigating the role of connexin 43 (Cx43) protein in this process. The researchers found that LPEMF treatment increased cell proliferation and osteogenic differentiation (bone-forming ability) of BMSCs, with these effects partially dependent on upregulation of Cx43 expression.