Assessment of 5G RF-EMF Exposure during Large-Scale Public Events via Field Measurements
Research
RF Safe Research Library
Jan 1, 2025
This exposure-assessment study conducted field measurements of 5G downlink RF-EMF during a large public festival in Valencia, Spain, and compared them with a baseline day. Measurements covered 700 MHz and 3500 MHz bands across three network operators and five locations, using 6-minute and 30-minute durations. The…
5G RF EMF Spectral Exposure Assessment in Four European Countries
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment used 146 indoor and outdoor spot measurements in 2023 across Belgium, Switzerland, Hungary, and Poland to characterize 5G (3.6 GHz) and cumulative RF EMF incident power density in public spaces and educational institutions. Reported maximum 5G-specific incident power density was 10.4 mW/m2…
Traceable Assessment of the Absorbed Power Density of Body Mounted Devices at Frequencies Above 10 GHz
Research
RF Safe Research Library
Jan 1, 2025
This paper presents a traceable experimental dosimetry method to measure absorbed power density (APD) from body-mounted wireless devices at frequencies above 10 GHz. It combines a miniaturized broadband probe, a composite skin-equivalent phantom, and reconstruction/calibration procedures, with validation using…
The modeling of the interaction of pulsed 5G/6G signals and the fine structure of human skin
Research
RF Safe Research Library
Jan 1, 2025
This paper uses advanced electromagnetic simulations of human skin microstructure to model exposure to realistic pulsed 5G/6G signals at 3.5, 27, 77, and 300 GHz. It reports localized, inhomogeneous absorption patterns linked to sweat glands and blood vessels, suggesting that treating skin as homogeneous may miss…
Numerical Analysis of Human Head Exposure to Electromagnetic Radiation Due to 5G Mobile Phones
Research
RF Safe Research Library
Jan 1, 2025
This conference paper uses numerical simulations to evaluate near-field exposure and thermal effects in a detailed human head model from a realistic 5G mobile phone operating at 26 GHz. The preliminary modeling suggests moderate, localized temperature increases in superficial tissues. The authors emphasize the need…
Machine Learning Approach for Ground-Level Estimation of Electromagnetic Radiation in the Near Field of 5G Base Stations
Research
RF Safe Research Library
Jan 1, 2025
This paper presents a machine-learning method to estimate ground-level electromagnetic radiation (electric field strength) in the near field of 5G base stations, using multiple technical and environmental input parameters. The authors report experimental performance with a mean absolute percentage error of about…
5G Radio-Frequency-Electromagnetic-Field Effects on the Human Sleep Electroencephalogram: A Randomized Controlled Study in CACNA1C Genotyped Volunteers
Research
RF Safe Research Library
Jan 1, 2025
This randomized, double-blind, sham-controlled study tested whether CACNA1C rs7304986 genotype modifies sleep EEG responses to 5G RF-EMF exposure. The authors report a genotype-by-exposure interaction, with 3.6 GHz exposure in T/C carriers associated with a faster NREM sleep spindle center frequency versus sham. The…
In-Situ Measurements of Radiofrequency Electromagnetic Fields Measurements Around 5G Macro Base Stations in the UK
Research
RF Safe Research Library
Jan 1, 2025
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 decoding). Reported…
Exposure to 26.5 GHz, 5G modulated and unmodulated signal, does not affect key cellular endpoints of human neuroblastoma cells
Research
RF Safe Research Library
Jan 1, 2025
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 damage. The study…
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…
Protective effects of quercetin against 3.5 GHz RF radiation-induced thyroid dysfunction and oxidative stress in rats
Research
RF Safe Research Library
Jan 1, 2025
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. Quercetin appeared partially…
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…
Mitigation of 3.5 GHz Electromagnetic Field-Induced BV2 Microglial Cytotoxicity by Polydeoxyribonucleotide
Research
RF Safe Research Library
Jan 1, 2025
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 cytotoxicity.…
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…
5G-exposed human skin cells do not respond with altered gene expression and methylation profiles
Research
RF Safe Research Library
Jan 1, 2025
This in vitro study exposed human skin cells (fibroblasts and keratinocytes) to 5G-band electromagnetic fields for 2 hours and 48 hours using a fully blinded design. Exposures were up to ten times permissible limits, with sham exposure as a negative control and UV exposure as a positive control. The study reports…
Potential Impacts of Radiofrequency Electromagnetic Fields on the Central Nervous System, Brain Neurotransmitter Dynamics and Reproductive System
Research
RF Safe Research Library
Jan 1, 2025
This review discusses potential impacts of radiofrequency electromagnetic fields from technologies such as Wi‑Fi and mobile phones on the central nervous system, neurotransmitter dynamics, and reproductive health. It describes proposed mechanisms including oxidative stress, thermal effects, altered neurotransmitter…
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…
5G EMF Exposure at 3.6 GHz in Greece Using Data From Frequency-Selective Monitoring Sensors
Research
RF Safe Research Library
Jan 1, 2025
This exposure-assessment study analyzed two years of continuous frequency-selective monitoring from 13 sensors in the five largest cities in Greece, focusing on the 3.6 GHz 5G band. It reports a gradual increase in 3.6 GHz environmental EMF levels over time and greater variability than legacy cellular bands, with…
Deduction of Extrapolation Factors in Realistic Scenarios for In-Situ Assessment of 5G Base Stations
Research
RF Safe Research Library
Jan 1, 2025
This conference paper examines extrapolation factors used for in-situ EMF exposure assessment of 5G base stations in realistic indoor and outdoor scenarios. Using both frequency-selective and code-selective measurement approaches under varying traffic conditions, it reports substantial variability in extrapolated…
Single exposure to near-threshold 5G millimeter wave modifies restraint stress responses in rats
Research
RF Safe Research Library
Jan 1, 2025
In a rat experiment (n=59), a single 40-minute whole-body 28 GHz exposure at near-threshold WBA-SAR levels was evaluated under normal and heat conditions with restraint. After accounting for sham-related restraint stress, exposure was associated with increased serum-free corticosterone 1–3 days later, especially when…
Effects of 700MHz radiofrequency radiation (5G lower band) on the reproductive parameters of female Wistar rats
Research
RF Safe Research Library
Jan 1, 2025
This animal study examined short- and long-term 700 MHz (lower-band 5G) radiofrequency exposure in female Wistar rats, comparing control, sham, and exposed groups. It reports no DNA damage and no change in estrous cycle length, but increased ovarian oxidative stress markers in exposed animals. Long-term exposure was…
Repeated Head Exposures to a 5G-3.5 GHz Signal Do Not Alter Behavior but Modify Intracortical Gene Expression in Adult Male Mice
Research
RF Safe Research Library
Jan 1, 2025
This animal study examined repeated asymmetrical head exposure to a 5G-modulated 3.5 GHz signal in adult male mice for six weeks. It reports no significant changes in locomotion, anxiety, or object-based memory performance under the tested conditions. However, it found statistically significant but limited cortical…
5G Radiofrequency Exposure Reduces PRDM16 and C/EBP � mRNA Expression, Two Key Biomarkers for Brown Adipogenesis
Research
RF Safe Research Library
Jan 1, 2025
This animal study exposed juvenile and young adult Wistar rats to 5G (3.5 GHz) or 2G (900 MHz) radiofrequency fields (1.5 V/m) for 1–2 weeks and measured brown adipose tissue-related gene expression by RT-qPCR. The abstract reports significant downregulation of PRDM16 and C/EBP mRNA after 5G exposure, while…
Does personal relevance moderate communication effects? The example of risk communication about 5G-related electromagnetic fields.
Research
RF Safe Research Library
Jan 1, 2025
This cross-sectional study tested whether providing precautionary advice about RF-EMF in the context of 5G changes risk perception and trust in general population samples from Germany and Greece. Precautionary information showed few effects, increasing only one risk perception measure and only in Germany, and the…
Experimental Study of Animal Behavior under the Influence of the Electromagnetic Field of the 5G Mobile Communication Standard
Research
RF Safe Research Library
Jan 1, 2024
This pilot animal study exposed mature male Wistar rats to 4.9 GHz electromagnetic fields described as 5G-standard, for 15 days (2 hours/day) in a semi-anechoic shielded chamber. Open-field testing found no clear behavioral differences between unmodulated and modulated exposures. Statistically significant behavioral…