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Filters: tag: Radiofrequency EMF Clear

Increasing Incidence of Thyroid Cancer and Use of Smart Phones [Health Matters]

Research RF Safe Research Library Jan 1, 2026

This magazine article discusses the rising incidence of thyroid cancer and raises the possibility of an association with increased smartphone use and related RF EMF exposure near the head and neck. It characterizes EMF exposure from personal electronics as a growing public health concern. The piece calls for more…

Effect of dual RF-EMF and pulsed magnetic field exposure on eNOS expression and histological integrity in male rat reproductive tissues.

Research RF Safe Research Library Jan 1, 2026

This rat study examined combined RF-EMF and pulsed magnetic field exposure across multiple dosing schedules up to one month, assessing reproductive and related tissues with RT-qPCR, histopathology, and immunohistochemistry. The authors report increased eNOS expression with minimal VEGF change and generally preserved…

Adverse Effects of Electromagnetic Fields on The Central Nervous System: A Review

Research RF Safe Research Library Jan 1, 2025

This review argues that EMF exposure is associated in the literature with several adverse central nervous system outcomes, including blood-brain barrier disruption, oxidative stress, neurotransmitter changes, cognitive effects, and neurodevelopmental impacts. It reports that evidence on EMFs and brain tumors is…

Human cells response to electromagnetic waves of radio and microwave frequencies

Research RF Safe Research Library Jan 1, 2025

This review discusses how human cells may sense and respond to electromagnetic waves, focusing on radiofrequency and microwave ranges. It reports that the literature shows variable health impacts, with studies citing both potential harms and potential benefits in diagnostics and treatment (including cancer-related…

Flora and fauna: how nonhuman species interact with natural and man-made EMF at ecosystem levels and public policy recommendations

Research RF Safe Research Library Jan 1, 2025

This review discusses how increasing ambient nonionizing EMF (0–300 GHz), particularly RF from modern wireless technologies and satellites, may affect flora and fauna at ecosystem levels. It states that many nonhuman species rely on electro/magneto-reception and that even low-intensity EMF exposures are capable of…

Causal relationship between duration of mobile phone use and risk of aneurysmal subarachnoid hemorrhage: A 2-sample Mendelian randomization analysis

Research RF Safe Research Library Jan 1, 2025

This two-sample Mendelian randomization study examined whether duration of mobile phone use is causally related to aneurysmal subarachnoid hemorrhage using large European GWAS datasets. The primary MR analysis reported that excessive duration of mobile phone use was associated with higher aSAH risk, and sensitivity…

Review of the evidence on the influence of Wi-Fi 2.4 GHz radiation on oxidative stress and its possible relationship with Alzheimer's disease

Research RF Safe Research Library Jan 1, 2025

The review states there is no scientific consensus on whether Wi‑Fi (2.4/5 GHz) contributes to Alzheimer's disease through oxidative stress, and that existing results are mixed and inconclusive. It discusses an indirect analysis linking oxidative-stress-responsive genes after 2.4 GHz exposure with genes associated…

Investigation of fetal exposure to electromagnetic waves between 2.45 and 5 GHz during pregnancy

Research RF Safe Research Library Jan 1, 2025

This dosimetry study simulated fetal RF-EMF exposure between 2.45 and 5 GHz during the second trimester, estimating SAR10g in fetal brain and lungs. The presence of a belly-button piercing increased SAR, with maxima reported at 2.45 GHz (16 mW/kg in lungs; 14 mW/kg in brain). Despite these increases, all SAR values…

Altered development in rodent brain cells after 900 MHz radiofrequency exposure

Research RF Safe Research Library Jan 1, 2025

This animal and in vitro study examined non-thermal 900 MHz RF-EMF exposure during prenatal and postnatal development at 0.08 and 0.4 W/kg SAR. The authors report changes consistent with altered neurodevelopment, including reduced BDNF, reduced in vivo cell proliferation, and disrupted synaptic balance in rat pup…

Comparison Between Broadband and Personal Exposimeter Measurements for EMF Exposure Map Development Using Evolutionary Programming

Research RF Safe Research Library Jan 1, 2025

This exposure-assessment study compares RF-EMF exposure maps produced using a broadband meter versus a personal exposimeter and aims to correct personal exposimeter readings to match broadband-based maps. The authors report that LOS/NLOS-specific correction factors reduce discrepancies, particularly improving LOS…

Radiofrequency electromagnetic fields reduce bumble bee visitation to flowers

Research RF Safe Research Library Jan 1, 2025

This blinded, two-year study examined whether RF-EMF exposure at 2.4 and 5.8 GHz affects pollinator visitation to Salvia and Lavandula. The authors report no significant effect on honey bee visitation rates. They report a significant reduction in bumble bee visits per observation period under RF-EMF exposure, which…

Evaluation of Personal Radiation Exposure from Wireless Signals in Indoor and Outdoor Environments

Research RF Safe Research Library Jan 1, 2025

This exposure assessment measured personal RF electric field strength in multiple indoor and outdoor micro-environments in Malaysia using an ExpoM-RF 4 meter and modeled exposure with machine learning (FCNN, XG Boost) and linear regression. Reported exposures were usually below the stated public limit (61.4 V/m), but…

Histomorphometric study of thyroid tissue in juvenile rats exposed to 5G electromagnetic fields

Research RF Safe Research Library Jan 1, 2025

This animal study examined thyroid histomorphometry in juvenile male Wistar rats after 2 weeks of 5G EMF exposure (3.5 GHz, 1.5 V/m). Exposed rats showed larger follicle and colloid areas and a significantly lower Thyroid Activation Index, which the authors interpret as thyroid hypoactivity. The authors suggest this…

Electromagnetic fields from mobile phones: A risk for maintaining energy homeostasis?

Research RF Safe Research Library Jan 1, 2025

This narrative review discusses low-intensity RF-EMF exposure, primarily from mobile phones, with a focus on thermoregulation and energy homeostasis. It reports that many rodent studies at 900 MHz describe cold-like thermoregulatory and behavioral responses and molecular findings suggestive of WAT browning, while BAT…

The influence of Wi-Fi on the mesonephros in the 9-day-old chicken embryo

Research RF Safe Research Library Jan 1, 2025

This animal study examined continual 2.4 GHz Wi‑Fi exposure (200–500 μW/m²) during 9 days of chicken embryo incubation and assessed the mesonephros at day 9. The authors report no adverse effects on general mesonephros development, but describe moderate degenerative changes and vascular congestion without…

Rapid Deployment of 5G Wireless Communication and Risk Assessment on Human Health: Quid Novi?

Research RF Safe Research Library Jan 1, 2025

This review discusses the rapid deployment of 5G and the associated debate about potential human health impacts from EMF exposure, particularly at 3.5–26 GHz including millimeter waves. It emphasizes limited published studies in these exposure ranges and highlights EU-funded initiatives and research consortia aimed…

Assessing RF EMF exposure in multiple microenvironments across ten European countries with a focus on 5G

Research RF Safe Research Library Jan 1, 2025

This exposure assessment measured environmental and auto-induced RF-EMF across more than 800 microenvironments in ten European countries, with a focus on 5G-related bands. Non-user environmental exposure was reported to be below international guideline values and similar to prior European research, while induced…

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

Research RF Safe Research Library Jan 1, 2025

This animal study exposed rats to a 1800 MHz electromagnetic field for 12 weeks and assessed hormones, sperm quality, and behavior. The abstract reports increased corticosterone, decreased thyroid-stimulating hormone, reduced sperm motility/viability, and increased anxiety-like behavior in exposed rats. Some hormonal…

Effects of radiofrequency electromagnetic field exposure on cancer in laboratory animal studies, a systematic review

Research RF Safe Research Library Jan 1, 2025

This systematic review evaluated RF EMF exposure and cancer outcomes in experimental animals, including chronic cancer bioassays and tumor-promotion designs. Across 52 included studies, the authors report high certainty of evidence for increased malignant heart schwannomas and gliomas in male rats, and moderate…

Effects of Mobile Electromagnetic Exposure on Brain Oscillations and Cortical Excitability: Scoping Review

Research RF Safe Research Library Jan 1, 2025

This scoping review evaluates evidence on mobile phone electromagnetic exposure and its effects on brain oscillations and cortical excitability in healthy individuals. Across 78 EEG studies (and 2 TMS studies), the authors report that exposure may be linked to changes in neural activity, including increased…

Assessing EMF Exposure in Greek Urban and Suburban Areas During 5G Deployment: A Focus on 5G EMF Levels and Distance Correlation

Research RF Safe Research Library Jan 1, 2025

This exposure assessment reports 400 ground-level electric field measurements in Greek urban and suburban areas during 5G deployment. It finds that 4G contributes most to overall measured EMF exposure, while 5G currently contributes less. The study reports an inverse relationship between 3.5 GHz EMF levels and…

Efficient design of electromagnetic field exposure maps with multi-method evolutionary ensembles

Research RF Safe Research Library Jan 1, 2025

This engineering/methods study proposes an evolutionary computation approach (PCRO-SL) to optimize the selection of measurement points for constructing RF-EMF exposure maps. Tested on real measurements in Meco (Madrid, Spain), it reports good agreement with a reference exposure map while reducing required sampling…

The effect on rat peripheral nerve morphology and function of a 900-MHz electromagnetic field applied in the prenatal period

Research RF Safe Research Library Jan 1, 2025

This animal study exposed pregnant Sprague Dawley rats to a 900 MHz electromagnetic field for 1 hour daily throughout gestation and assessed offspring outcomes postnatally. Sciatic nerve analyses at postnatal day 60 indicated persistent morphological alterations attributed to prenatal EMF exposure. However, the…

Acute exposure to 27.12 MHz radiofrequency electromagnetic field disrupts blood-brain barrier integrity via eNOS activation and occludin down-regulation.

Research RF Safe Research Library Jan 1, 2025

This animal study examined 27.12 MHz RF-EMF exposure for 30, 180, or 360 minutes in female Wistar rats and assessed markers related to blood-brain barrier integrity. The authors report increased eNOS expression after 30 minutes without oxidative stress or inflammation, alongside decreased occludin expression. Longer…

Corrigendum to "Effects of radiofrequency electromagnetic field (RF-EMF) exposure on male fertility: A systematic review of experimental studies on non-human mammals and human sperm in vitro" [Environ. Int. 185 (2024) 108509]

Research RF Safe Research Library Jan 1, 2025

This 2025 corrigendum relates to a systematic review of experimental RF-EMF exposure studies on non-human mammals and human sperm in vitro. The text reports an upgrade to high certainty for the key endpoint that male RF-EMF exposure causes a significant reduction in pregnancy rate when exposed males are mated. It…

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