A Mini-Review of the Potential Health Impacts of Indoor Radiation Exposure in Companion Animals
Research
RF Safe Research Library
Jan 1, 2025
This mini-review discusses indoor radiation sources that may affect companion animals, including radon, radionuclides in feed, radiofrequency sources (phones, Wi-Fi, pet tracking devices), solar radiation, and extremely low frequency radiation. It reports that indoor radiation may negatively impact companion animal…
The association of widely used electromagnetic waves exposure and pregnancy and birth outcomes in Yazd women: a cohort study
Research
RF Safe Research Library
Jan 1, 2025
This cohort study of 1,666 women in Yazd City examined electromagnetic-wave exposure from commonly used devices during pregnancy and birth outcomes. Longer cell phone call duration during pregnancy was reported to be associated with higher risk of miscarriage, abnormal birth weight, and abnormal newborn height.…
Use of Electrical Household Appliances and Risk of All Types of Tumours: A Case-Control Study
Research
RF Safe Research Library
Jan 1, 2025
This multi-hospital case-control study (n=316) examined associations between use of common household electrical appliances emitting ELF EMF and tumour risk. Most devices showed below-unity odds ratios, while computer screen and microwave oven use showed slightly increased odds with wide confidence intervals.…
Electromagnetic fields modulate neuronal membrane ionic currents through altered cellular calcium homeostasis.
Research
RF Safe Research Library
Jan 1, 2025
This experimental study used loose patch clamp recordings in coronal hippocampal slices to test effects of extremely low-frequency EMF exposure. A 50 Hz, 1 mT field applied for 60 minutes decreased inward and transient outward currents in CA1 pyramidal neuron membranes. Pharmacological manipulation of intracellular…
Prophylactic Effects of Radiofrequency Electromagnetic Field on Pulmonary Ischemia-Reperfusion via HIF-1α/eNOS Pathway and BCL2/BAX Signaling.
Research
RF Safe Research Library
Jan 1, 2025
This animal study tested whether RF-EMF exposure modifies lung ischemia-reperfusion injury in male Wistar rats. IR increased histologic injury, inflammatory/apoptotic markers, oxidative stress indices, and Hif-1α/eNOS/BAX while decreasing BCL2. The IR + RF-EMF group reportedly improved across measured parameters, and…
Assessment of radio frequency fields in the 2.45 GHz band produced by smart home devices.
Research
RF Safe Research Library
Jan 1, 2024
This study measured RF electromagnetic fields from consumer smart home (IoT) devices operating at 2.4 GHz via Wi‑Fi or Bluetooth in a laboratory setup simulating high user activity. Reported field levels were typically much less than 1% of human exposure safety standards, with duty cycles below 1% leading to even…
Affective evaluation and exposure perception of everyday mobile phone usage situations.
Research
RF Safe Research Library
Jan 1, 2024
This qualitative exploratory study examined affective reactions and perceived RF-EMF exposure in everyday mobile phone and base-station situations in the context of the 5G rollout in Germany. Participants expressed more negative associations with base stations than with mobile phones, though RF-EMF exposure was only…
The Extremely-Low-Frequency Electromagnetic Field Affects Apoptosis and Oxidative-Stress-Related Genes and Proteins in the Porcine Endometrium-An In Vitro Study.
Research
RF Safe Research Library
Jan 1, 2024
This in vitro study exposed porcine endometrial slices collected during the peri-implantation period to a 50 Hz extremely-low-frequency electromagnetic field for 2 hours. The authors report decreased CASP7 and increased NOS3/eNOS mRNA and protein abundance after exposure, along with increases in additional…
Heating of metallic orthodontic devices during anti-aging treatment with vacuum and electromagnetic fields: In vitro study.
Research
RF Safe Research Library
Jan 1, 2024
This in vitro study evaluated heating of metallic orthodontic brackets/wires during an anti-aging treatment combining vacuum and electromagnetic fields (V-EMF). Using 20 resin-mouth setups covered with porcine muscle tissue, both beta-titanium and nickel-titanium wire groups showed about a 1.1°C temperature rise by…
Exposure to the extremely low-frequency electromagnetic field induces changes in the epigenetic regulation of gene expression in the endometrium.
Research
RF Safe Research Library
Jan 1, 2024
This in vitro study exposed porcine endometrial slices from days 15–16 of pregnancy to a 50 Hz extremely low-frequency electromagnetic field for 2 hours. The authors report changes in several epigenetic-related markers, including DNA methylation machinery, histone-related measures (HDAC activity), global DNA…
The Effect of Extremely Low-Frequency Electromagnetic Fields on Inflammation and Performance-Related Indices in Trained Athletes: A Double-Blinded Crossover Study.
Research
RF Safe Research Library
Jan 1, 2023
This double-blinded crossover study tested an ELF-EMF mattress used immediately after high-intensity cycling and overnight in nine trained male athletes. The authors report no significant overall effects on performance and inflammation. However, between 60 minutes and 24 hours post-exercise, the active condition…
Extremely Low-Frequency Electromagnetic Stimulation (ELF-EMS) Improves Neurological Outcome and Reduces Microglial Reactivity in a Rodent Model of Global Transient Stroke.
Research
RF Safe Research Library
Jan 1, 2023
This animal and laboratory study evaluated extremely low-frequency electromagnetic stimulation (ELF-EMS) in a rodent ischemia-reperfusion stroke model and related in vitro/slice experiments. The authors report improved neurological and behavioral outcomes, increased neuronal survival, and reduced glial/microglial…
Extremely low-frequency electromagnetic field exposure alters DNA methylation levels in the endometrium of pigs during the peri-implantation period.
Research
RF Safe Research Library
Jan 1, 2023
This in vitro study exposed porcine endometrial slices from the peri-implantation period (days 15–16 of pregnancy) to 50 Hz ELF-EMF for 2 hours and assessed promoter DNA methylation in selected genes. The authors report increased methylation for EGR2, ID2, and PTGER4, decreased methylation for IL1RAP and NOS3, and no…
Study and Analysis of 4G-5G Spectrum Mobile Signals on Germination Seed and Further Growth
Research
RF Safe Research Library
Dec 15, 2022
This study describes a planned and initial experiment assessing RF radiation from user devices in frequency bands common to 4G/5G communications on Butter Bean seed germination and subsequent growth. The setup considered uplink/downlink radiation patterns and exposure-related factors such as frequency and distance.…
Low-energy amplitude-modulated radiofrequency electromagnetic fields as a systemic treatment for cancer: Review and proposed mechanisms of action
Research
RF Safe Research Library
Sep 8, 2022
This review discusses low-energy amplitude-modulated RF EMF (27.12 MHz carrier with low Hz–kHz envelope modulation) delivered systemically via intrabuccal antenna devices as a potential treatment for advanced hepatocellular carcinoma. It reports preclinical inhibition of cancer growth in vitro and in mouse xenograft…
An Out-of-Phase Wireless Power Transfer System for Implantable Medical Devices to Reduce Human Exposure to Electromagnetic Field and Increase Power Transfer Efficiency.
Research
RF Safe Research Library
Jan 1, 2022
This engineering study proposes an out-of-phase coupled wireless power transfer system for implantable medical devices intended to reduce electromagnetic field exposure in the tissue region between transmitting and receiving coils. The authors report, via simulation and measurements, lower EMF and higher power…
No evidence for collateral effects of electromagnetic fields used to increase dissolved oxygen levels on the behavior and physiology of freshwater fishes.
Research
RF Safe Research Library
Jan 1, 2022
This animal study evaluated whether low-intensity EMF devices used to increase dissolved oxygen have collateral effects on freshwater fish. In captive sunfish, the authors report no significant differences in stress physiology biomarkers, behavior, or putative aerobic capacity between EMF and control conditions over…
The Short-Term Effect of Occupational Levels of 50 Hz Electromagnetic Field on Human Heart Rate Variability.
Research
RF Safe Research Library
Jan 1, 2021
This double-blind randomized sham-controlled repeated-measures study examined short-term 50 Hz ELF-EMF exposure (28 μT) to the chest and its effects on HR and HRV in 34 healthy young men. HR deceleration occurred in both EMF and sham conditions, but several HRV indices (SDNN, RMSSD, LF, HF) increased only in the EMF…
Artificial Neural Network-Based Uplink Power Prediction From Multi-Floor Indoor Measurement Campaigns in 4G Networks.
Research
RF Safe Research Library
Jan 1, 2021
This paper describes multi-floor indoor LTE measurement campaigns aimed at enabling assessment and monitoring of RF-EMF exposure, with emphasis on uplink exposure via mobile phone transmit power. Because uplink transmit power is not directly available from off-the-shelf devices, the authors propose an artificial…
Modelling the Influence of Electromagnetic Field on the User of a Wearable IoT Device Used in a WSN for Monitoring and Reducing Hazards in the Work Environment.
Research
RF Safe Research Library
Jan 1, 2020
This modeling study estimated SAR in a multi-layer head model from a wearable IoT device’s Wi‑Fi/Bluetooth antenna. SAR was reported to be up to 10× higher when the antenna was placed in a headband versus on a helmet. The authors suggest that devices emitting below 3 mW EIRP may be considered environmentally…
Radiofrequency electromagnetic field affects heart rate variability in rabbits.
Research
RF Safe Research Library
Jan 1, 2020
This double-blind animal study examined whether RF EMF exposure slightly exceeding occupational limits affects heart rate variability in rabbits. Across two exposure setups (device-generated RF and real base-station downlink signals), the authors report increased HRV indices (HF-HRV and rMSSD) alongside lower heart…
Spectral density constraints on wireless communication.
Research
RF Safe Research Library
Jan 1, 2020
This paper discusses how rising man-made EMF from modern wireless technologies motivates careful regulation to keep exposure below levels expected to cause harm. It argues current regulations may not strictly constrain EMF when multiple nearby devices transmit simultaneously. The authors propose a…
An Evaluation of Electromagnetic Exposure While Using Ultra-High Frequency Radiofrequency Identification (UHF RFID) Guns.
Research
RF Safe Research Library
Jan 1, 2019
This study simulated SAR from handheld UHF RFID readers (“RFID guns”) in adult male and female models across seven close-proximity scenarios involving an operator, scanned person, or bystander. SAR was reported to comply with general public limits at emissions up to 1 W, but higher-power devices (>2 W, and especially…
Characterisation of spatial and temporal variability of RF-EMF exposure levels in urban environments in Flanders, Belgium.
Research
RF Safe Research Library
Jan 1, 2019
This exposure-assessment study used on-body calibrated personal exposimeters to characterize spatial and temporal variability of personal RF-EMF exposure across microenvironments in five cities in Flanders, Belgium. Brussels showed the highest mean total exposure, while Antwerp had higher downlink exposure than…
Electromagnetic Fields of Mobile Phone Jammer Exposure on Blood Factors in Rats.
Research
RF Safe Research Library
Jan 1, 2018
This rat study examined whether electromagnetic fields from a mobile phone jammer affect blood cell factors. Rats were exposed 8 hours/day, 5 days/week for 40 days and compared with control and sham groups. The authors report significant changes in multiple hematological indices, with some measures unchanged…