6,486 Studies Reviewed. 85.2% of Original Studies Found Biological Effects. The Evidence is Clear.

EMF Research Studies

Browse 6,486 peer-reviewed studies on electromagnetic field health effects from 4 research libraries.

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Showing 1,319 studies (Rodent Studies)

Biological responses to 30 mT static magnetic field in young and 36-month-old rats

Jovanović M et al. · 2026

The study investigated the effects of subchronic exposure to a 30 mT static magnetic field on hematological parameters and spleen and tibia cellularity in young and 36-month-old rats. Twenty-seven rats were divided into four groups, with two groups exposed to the static magnetic field for 10 weeks. SMF exposure reduced lymphocyte counts and increased NLR in both age groups, while PLR increased only in young rats. In 36-month-old rats, SMF significantly reduced platelet counts, an effect not seen in young animals. SMF exposure also enhanced tibial and splenic cellularity in both groups.

Ameliorative Role of Coenzyme Q10 in RF Radiation-Associated Testicular and Oxidative Impairments in a 3.5-GHz Exposure Model

Bektas H, Yildirim S, Cakir S, Dogu S, Altindag F · 2026

Twenty-eight adult male Wistar rats were divided into Control, RF, CoQ10, and RF + CoQ10 groups. RF exposure lowered testosterone, LH, and FSH, raised MDA and TOS, and produced degenerative testicular changes; CoQ10 partially reversed these changes by restoring testosterone and TAS and reducing tissue damage.

The International Collaborative Animal Study of The Carcinogenicity and Genotoxicity of Mobile Phone Radiofrequency Radiation: The Korean Study

Kim HS et al. · 2026

Researchers conducted a chronic bioassay in Korea and Japan using the same protocol to test CDMA-modulated 900 MHz RF at a whole-body SAR of 4 W/kg. Exposure began on gestational day 5 and continued for 18 hours 20 minutes each day with 10-minute on/off cycles. The Korean study observed no statistically significant changes in tumor incidence or survival rates. No significant RF-related effects were found in the heart, brain, or adrenal glands, and genotoxicity tests showed no DNA damage or mutation.

Alpha-Lipoic Acid Preserves Testicular Integrity Under 2.45 GHz Electromagnetic Radiation by Restoring Redox and Inflammatory Balance

Unknown authors · 2025

EMR exposure caused marked structural damage to seminiferous tubules, increased collagen deposition, expanded tubular and interstitial volumes, raised IL-6 and TNF-α expression, and reduced antioxidant enzyme activities while increasing MDA levels. Alpha-lipoic acid supplementation prevented the structural damage, lowered inflammatory markers, restored AR, ZO-1, and ZO-2 expression, and reversed the oxidative stress parameters.

Effects of paternal 5G RFR exposure on health of male offspring mice

Zhaowen Z et al. · 2025

Researchers randomly assigned 7-8-week-old male C57BL/6 mice to a sham group or a 4.9 GHz RFR group (16 mice per group) and assessed anxiety, depression, cognition, sperm quality, and fertility in their male offspring. Paternal RFR exposure induced anxiety-like behaviors and impaired sperm quality in the first-generation male offspring. No significant effects were observed on depression-like behaviors, cognitive performance, or fertility across F1-F2 generations.

[Effect of 40 Hz pulsed magnetic field on mitochondrial dynamics and heart rate variability in dementia mice]

Unknown authors · 2025

Researchers used APP/PS1 double transgenic AD model mice, grouped them by water maze performance, and applied 40 Hz/10 mT pulsed magnetic field stimulation. Compared with the AD group, the stimulated group showed alleviation of mitochondrial crest structure loss and significant improvement in mitochondrial dynamics indexes (P < 0.001). The stimulation also improved sympathetic nerve excitation and parasympathetic nerve inhibition, and significantly improved spatial cognitive memory ability (P < 0.05).

Brain & Nervous SystemNo Effects Found

Examining the effects of extremely low- frequency magnetic fields on cognitive functions and functional brain markers in aged mice

Unknown authors · 2025

Researchers exposed aged mice to 50 Hz ELF-MF at 1 mT for 8 hours per day, 5 days per week for 12 weeks. Sham-exposed aged mice showed a significant age-related decline in spatial memory compared to young adult mice. Chronic ELF-MF exposure did not worsen this memory decline or change hippocampal levels of APP-695, Aβ(1−42), S100b, GFAP, or the pTau/Tau ratio.

Decreasing Bone Resorption by Inducing Anti-Osteoclastogenic IFN-γ and IL-10 Expression in the Spleen Through an Electromagnetic Field on LPS-Induced Osteoporosis Mice

Unknown authors · 2025

Researchers divided 40 mice into four groups to evaluate whether pulsed electromagnetic field (PEMF) therapy could inhibit bone resorption in a mouse model of lipopolysaccharide (LPS)-induced osteoporosis. Spleen tissue analysis demonstrated significant upregulation of IFN-γ and IL-10 expression in the PEMF group. Micro-CT and histological analysis confirmed that PEMF inhibited femoral bone loss and promoted bone regeneration in calvarial defects.

Effect of ELF-EMF on cognitive functions, analgesia, and oxidative stress in rats with PTZ-induced epilepsy

Gülmez K, Demirkazık A, Taşkıran AŞ · 2025

Twenty-four Wistar albino male rats were divided into sham, EMF, PTZ, and EMF+PTZ groups and exposed to alternating 50-Hz and 5-mT EMF for 165 min a day for 7 days while epileptic seizures were induced with PTZ. A statistically significant difference was observed in learning and short-term memory between the EMF+PTZ group and the PTZ group. Analgesia latency statistically significantly increased in the ELF-EMF and ELF-EMF+PTZ groups compared with both the control and epilepsy groups. TOS increased in the prefrontal cortex of the PTZ group versus sham, increased in the hippocampus of both PTZ and ELF-EMF+PTZ groups versus sham, and ELF-EMF decreased the hippocampal TOS increase in the PTZ group.

Histomorphometry and Sperm Quality in Male Rats Exposed to 2.45 GHz Wi-Fi

Vijay S et al. · 2025

Histological examination revealed vacuolation in the testes and corpus epididymis of both exposed groups and multifocal atypical hyperplasia in the seminal vesicle. Seminiferous tubule diameter decreased gradually in both exposed groups with a substantial decrease in the 24-hour group, and the spermatogenesis index was significantly reduced in both exposed groups. Sperm concentration was significantly reduced in both exposed groups, sperm motility decreased significantly in the 4-hour group, and sperm viability increased substantially in the 24-hour group.

An Evaluation of Neuronal PARP-1 and Caspase-3 Levels in the Brain Tissue of Female Rats Exposed to Electromagnetic Fields at Different Gestational Stages

Unknown authors · 2025

Researchers exposed pregnant rats to 900-MHz EMF for 2 hours daily during three gestational periods: GD 1–7, GD 8–14, and GD 15–21. Female offspring were sacrificed on postnatal day 28 and hippocampal PARP-1 and Caspase-3 expression was evaluated. Pyramidal neurons in the CA region appeared normal after GD 1–7 exposure but were darkly stained and shrunken after GD 15–21 exposure. The GD 15–21 exposure group showed strong PARP-1 and Caspase-3 immune reactivity in CA and dentate gyrus cells with higher H-scores. The authors concluded that EMF at GD 15–21 triggered hippocampal neuron death by activating PARP-1 and Caspase-3.

The CB1R of mPFC is involved in anxiety-like behavior induced by 0.8/2.65 GHz dual-frequency electromagnetic radiation

Unknown authors · 2025

Researchers established a dual-frequency EMR mouse model at 0.8/2.65 GHz. Exposure to this dual-frequency EMR significantly induced anxiety-like behavior in mice. Molecular experiments showed a significant decrease in CB1R levels in the medial prefrontal cortex along with a notable reduction in the endogenous cannabinoids 2-arachidonoylglycerol and anandamide, indicating downregulation of the entire endocannabinoid system. Overexpressing and knocking down CB1R in the medial prefrontal cortex confirmed that increasing mPFC CB1R levels reduced anxiety-like behavior while decreasing mPFC CB1R levels exacerbated it. Dual-frequency EMR also induced changes in the endocannabinoid system in the basolateral amygdala, and female mice exhibited similar behavioral phenotypes and molecular mechanisms.

An 1800 MHz Electromagnetic Field Affects Hormone Levels, Sperm Quality, and Behavior in Laboratory Rats (Rattus norvegicus)

Unknown authors · 2025

Researchers exposed rats to 1800 MHz EMF for 12 weeks, 10 minutes four times daily, while control rats were kept in standard conditions. Exposed rats had elevated corticosterone and decreased thyroid-stimulating hormone levels, which persisted for two weeks after EMF exposure stopped. Exposure also decreased sperm motility and viability and increased anxiety in the rats. The authors concluded that 1800 MHz EMF may affect endocrine status, behavior, and reproductive functions, but hormonal disorders appear reversible.

Possible effects of radiofrequency electromagnetic radiation on contextual fear conditioning, hippocampal perivascular space, apoptosis and adrenal gland microarchitecture in rats

Narayanan SN et al. · 2025

Male albino Wistar rats aged four weeks were exposed to 900 MHz radiation from a cellphone for four weeks at one hour per day. In the contextual fear conditioning test, the RF-EMR exposed group showed considerably elevated bright and dark compartment transitions and a significant decrease in latency to enter the dark compartment. Apoptosis was apparent in the CA3 region and perivascular space was significantly increased in the hippocampus of the radiation-exposed group. Lymphocytic infiltrates, congested sinusoids, and apoptotic-like changes were evident in the zona fasciculata, while the cytoarchitecture of the adrenal medulla was comparable in all three groups.

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