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Auto-Induced Downlink Radiofrequency Electromagnetic Field Exposure at 3.5 GHz With Focusing Near the Head

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This exposure-assessment study uses FDTD simulations to evaluate auto-induced downlink RF-EMF exposure at 3.5 GHz when downlink energy is focused toward user equipment near the head. Exposure varied substantially by device position (ear, eyes, nose) and by the precoding technique used. The authors…

In-Situ Measurements of Radiofrequency Electromagnetic Fields Measurements Around 5G Macro Base Stations in the UK

RF Safe Research Library Jan 1, 2025 REASSURANCE MEDIUM

This exposure assessment performed RF spot measurements in line-of-sight to 56 active 5G macro base stations across 30 publicly accessible UK locations. Power density was measured across 420 MHz–6 GHz under multiple scenarios (background, streaming, downlink speed test, and extrapolated SS-RSRP…

Exposure to 26.5 GHz, 5G modulated and unmodulated signal, does not affect key cellular endpoints of human neuroblastoma cells

RF Safe Research Library Jan 1, 2025 REASSURANCE MEDIUM

This in vitro study examined whether 26.5 GHz millimeter-wave exposure (continuous wave and 5G-modulated) affects key cellular endpoints in human neuroblastoma cells. Cells were exposed for 3 hours at SAR 1.25 W/kg using a reverberation-chamber system, with assessments including cell cycle and DNA…

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

RF Safe Research Library Jan 1, 2025 CONCERN LOW

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…

Protective effects of quercetin against 3.5 GHz RF radiation-induced thyroid dysfunction and oxidative stress in rats

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This rat study examined repeated 3.5 GHz RF exposure (2 hours/day, 5 days/week for 30 days) and thyroid-related outcomes, with and without quercetin. The abstract reports altered thyroid hormones (lower T3/T4, higher TSH) and increased oxidative stress in thyroid tissue after RF exposure.…

The effects of short-term and long-term 2100 MHz radiofrequency radiation on adult rat auditory brainstem response

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This animal study examined 2100 MHz radiofrequency radiation exposure effects on auditory brainstem responses and brain oxidative/ultrastructural markers in adult rats. The 1-week exposure group showed prolonged ABR latencies and biochemical/structural changes consistent with oxidative stress and…

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

RF Safe Research Library Jan 1, 2025 CONCERN UNKNOWN

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…

Characterization of the Core Temperature Response of Free-Moving Rats to 1.95 GHz Electromagnetic Fields

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This animal study measured core body temperature in free-moving male and female Sprague Dawley rats during and after 3-hour exposure to 1.95 GHz RF-EMF at multiple whole-body average SAR levels. A measurable thermal response was reported at 4 W/kg, while lower SAR conditions showed smaller or no…

The Influence of an Electromagnetic Field at a Radiofrequency of 900 MHz on the Behavior of a Honey Bee

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This laboratory study examined whether a 900 MHz radiofrequency electromagnetic field (RF-EMF) influences the behavior of newly emerged honey bee workers. Compared with controls, the exposed groups showed behavioral changes, with some parameters showing statistically significant differences seven…

Mitigation of 3.5 GHz Electromagnetic Field-Induced BV2 Microglial Cytotoxicity by Polydeoxyribonucleotide

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This in vitro study exposed BV2 mouse microglial cells to 3.5 GHz EMF for 2 hours and reports reduced cell growth and increased apoptosis alongside oxidative stress and signaling changes. The authors report that ROS generation and activation of JNK-1/2 and p38 MAPK were key events in the observed…

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

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

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…

The proliferation rates of HT-1080 human fibrosarcoma cells can be accelerated or inhibited by weak static and extremely low frequency magnetic fields

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This in vitro study exposed HT-1080 human fibrosarcoma cells for 4 days to weak extremely low frequency magnetic fields (10 μT, 12–33 Hz) superimposed on a 45 μT static field. The authors report frequency- and amplitude-dependent increases or decreases in cell growth, including sharp inversions…

Impact of magnetic fields from tablets, laptops, smartphones, and household/leisure magnets on cardiac implantable electronic devices

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This study tested magnetic fields from tablets, laptops, smartphones, and household/leisure magnets against 13 cardiac implantable electronic device (CIED) models to assess magnet mode activation. It reports that these consumer devices can trigger magnet mode when in close proximity, with median…

SAR Estimations in a Classroom with Wireless Computers

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This study simulated 1 g and 10 g peak spatial SAR (psSAR) in classroom settings where each student uses a Wi‑Fi laptop at 2.45 GHz and 100 mW. Maximum simulated psSAR values were reported to be below ICNIRP and IEEE recommended limits, but desk spacing and multi-user configurations could…

Bus-exposure matrix, a tool to assess bus drivers' exposure to physicochemical hazards

RF Safe Research Library Jan 1, 2025 NEUTRAL MEDIUM

This paper describes the development of a Bus-Exposure Matrix (BEM) to retrospectively estimate Swiss bus drivers’ exposures to 10 physicochemical hazards, including electric and magnetic fields. Measurements in representative buses were combined with technical inventories and INLA modeling to…

Human achromatic flickers and phosphenes thresholds under extremely low frequency electric stimulations

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This study estimated thresholds and locus for human phosphene perception during non-invasive transcranial alternating current stimulation at 20, 50, 60, and 100 Hz. Perception depended significantly on stimulation intensity, with the lowest threshold at 20 Hz and no reported phosphenes at 100 Hz.…

Influence of geomagnetic disturbances on myocardial infarctions in women and men from Brazil

RF Safe Research Library Jan 1, 2025 CONCERN MEDIUM

This ecological analysis used a public health database of myocardial infarction admissions in São José dos Campos, Brazil (1998–2005) and categorized geomagnetic activity using the planetary Kp index. The abstract reports a higher relative frequency of MI admissions during disturbed geomagnetic…

Effects of Polarized Coherent Microwaves Modulated at Extremely Low Frequencies

RF Safe Research Library Jan 1, 2025 CONCERN UNKNOWN

This review-style text discusses polarized, coherent microwaves that are modulated and pulsed at extremely low frequencies (ELF) and suggests these characteristics may increase biological interactions. It emphasizes that intensity variability and ELF modulation are important for understanding…

A comprehensive mechanism of biological and health effects of anthropogenic extremely low frequency and wireless communication electromagnetic fields

RF Safe Research Library Jan 1, 2025 CONCERN UNKNOWN

This narrative review discusses biological mechanisms and reported health effects of anthropogenic extremely low frequency (ELF) and wireless communication (WC) electromagnetic fields. It highlights oxidative stress and DNA damage as key mechanistic endpoints and proposes an IFO-VGIC pathway…

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

RF Safe Research Library Jan 1, 2025 CONCERN UNKNOWN

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…

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