Unknown authors · 2017
This 2017 CBC Marketplace investigation examined the hidden RF energy emissions and potential health risks from cell phones, likely focusing on exposure levels and safety concerns not widely known to consumers. The documentary-style report appears to have revealed information about cell phone radiation that manufacturers and regulators may not prominently disclose to the public.
https://www.tandfonline.com/doi/full/10.1080/13102818.2017.1373033 -- Topsakal S et al. · 2017
Open access paper: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5585657/ -- Yorgancilar E et al. · 2017
Researchers exposed rats to Wi-Fi radiation (2.4 GHz) for 24 hours daily over one full year and found measurable hearing damage. The study showed decreased hearing sensitivity at 6000 Hz frequency, suggesting that chronic Wi-Fi exposure may harm auditory function. This represents one of the longest-duration Wi-Fi exposure studies conducted on hearing health.
Conclusion The study was an attempt to draw attention towards the adverse effects of non-ionizing electromagnetic radiations (NI-EMR) in the frequency that is used widely in the field of telecommunication et al. · 2017
Researchers used computer simulations to study how laptops affect body temperature through both heat and electromagnetic radiation. They found that laptops in high-performance mode combined with WiFi antennas can raise skin temperature by 5.6°C and testicular temperature by 1.4°C. The study demonstrates that thermal effects from laptop heat are far more significant than the electromagnetic radiation itself.
Zheng Y, Ma W, Dong L, Dou JR, Gao Y, Xue J · 2017
This study examined how online extremely low frequency electromagnetic field (ELF-EMF) stimulation affects rat hippocampal CA1 neurons using computational modeling and electrophysiological measurements. The researchers found that online magnetic stimulation coils produced uniform magnetic field distributions and successfully induced sodium channel currents and field excitatory postsynaptic potentials in the neurons.
Zhen J, Qian Y, Fu J, Su R, An H, Wang W , Zheng Y, Wang X · 2017
This study examined the effects of deep brain magnetic stimulation on neurogenesis and cholinergic activity in transgenic mice with Alzheimer's disease pathology. The research found that magnetic stimulation promoted neurogenesis and restored cholinergic activity in this disease model.
Zeng Y, Shen Y , Hong L, Chen Y, Shi X, Zeng Q, Yu P · 2017
This study examined the effects of 50-Hz 2-mT extremely low-frequency magnetic field (ELF-MF) exposure on primary cultured hippocampal neurons using both single and repeated exposure patterns. The results showed that repeated exposure decreased neuronal viability and increased reactive oxygen species production through upregulation of Nox2 expression, while having no significant effects on DNA damage, apoptosis, or autophagy.
Urnukhsaikhan E, Mishig-Ochir T, Kim S-C, Park J-K, Seo Y-K · 2017
This study investigated whether low frequency-pulsed electromagnetic fields (LF-PEMFs at 60 Hz, 10 mT) could provide neuroprotective effects in mice following ischemic stroke. The researchers found that LF-PEMF treatment activated the BDNF/TrkB/Akt signaling pathway, increased pro-survival proteins, and decreased pro-apoptotic proteins and inflammatory mediators in stroke-affected mice.
Dey S, Bose S, Kumar S, Rathore R, Mathur R, Jain S · 2017
This study examined the effects of extremely low frequency magnetic field (50 Hz, 17.96 µT) exposure on spinal cord injury recovery in rats. The researchers found that daily 2-hour magnetic field exposure for 8 weeks significantly improved locomotion and reduced lesion volume, microglia activation, macrophage presence, iron content, and collagen tissue while increasing vascular endothelial growth factor expression compared to untreated spinal cord injury controls.
Choi Y-K et al. · 2017
This study investigated whether combined exposure to pulsed electromagnetic fields (PEMFs) and sound waves could synergistically promote neural differentiation of human bone marrow mesenchymal stem cells both in laboratory culture and in a mouse model of stroke. The combined wave stimulus accelerated neural gene expression and protein markers more effectively than either stimulus alone, and reduced brain infarction volume while improving behavioral recovery in the animal model.
Pandey N, Giri S, Das S, Upadhaya P · 2017
This study examined the effects of 900 MHz radiofrequency radiation exposure on testicular germ cells in Swiss albino mice over 35 days, followed by a 35-day recovery period. The researchers found that RFR exposure caused DNA damage, mitochondrial depolarization, cell cycle arrest at the premeiotic stage, reduced sperm count, and histological changes in testicular tissue, though these effects partially recovered after the exposure period ended.
Chen, H, Qu Z, Liu W · 2017
Researchers exposed female mice to 935-MHz electromagnetic radiation (similar to mobile phone frequencies) before fertilizing their eggs in the laboratory. At moderate and high radiation intensities, fertilization rates dropped and significantly fewer embryos developed to the blastula stage, the critical point needed for implantation. This suggests that cell phone radiation may interfere with early reproductive processes at the cellular level.
Yang L, Chen Q, Lv B, Wu T · 2017
This 2017 study examined how long-term evolution (LTE) electromagnetic field exposure affects brain electrical activity by measuring EEG patterns in subjects. The researchers found that LTE EMF exposure reduced spectral power and interhemispheric coherence in the alpha and beta frequency bands of frontal and temporal brain regions, with no significant changes observed across different time periods during and after exposure.
Xu F et al. · 2017
This study examined how exposure to 1800 MHz electromagnetic radiation affects cell death and proliferation in the developing hippocampus of mice at two different developmental stages (postnatal day 7 and day 21). The researchers found that electromagnetic exposure did not induce cell death but did alter stem and progenitor cell proliferation in younger mice, increasing DNA synthesis while reducing cell division and total stem cell numbers, with no significant effects observed in older mice.
Sun Y, Zong L, Gao Z, Zhu S, Tong J, Cao Y · 2017
This study examined the effects of 900 MHz radiofrequency field exposure on HL-60 cells (a human leukemia cell line), investigating markers of mitochondrial DNA damage and oxidative stress. The research evaluated whether this frequency of radiofrequency radiation could induce cellular damage at the mitochondrial level.
Unknown authors · 2017
Researchers exposed three types of brain-related cells to 1800 MHz cell phone radiation at high intensity (4.0 W/kg SAR) for up to 24 hours and found no DNA damage, cell death, or abnormal growth patterns. The study tested multiple neurogenic cell lines and monitored them for up to 48 hours after exposure. The authors concluded that this level of RF-EMF exposure did not harm these particular cells under laboratory conditions.
Pandey N, Giri S, Das S, Upadhaya P · 2017
This study examined the effects of 900 MHz radiofrequency radiation exposure on testicular germ cells in Swiss albino mice over 35 days. The researchers found that RFR exposure caused DNA damage, mitochondrial depolarization, cell cycle arrest at the premeiotic stage, and reduced sperm count, though these effects partially recovered during a 35-day post-exposure period.
Asian J Pharmaceut Clin Res · 2017
This is a review article examining the relationship between mobile phone usage and spermatogenesis (sperm production) in human populations from South India. The study analyzes existing evidence on how mobile phone electromagnetic fields may affect male reproductive function.
Sun Y, Zong L, Gao Z, Zhu S, Tong J, Cao Y · 2017
This study examined the effects of 900 MHz radiofrequency field exposure on HL-60 cells (a human leukemia cell line), specifically investigating mitochondrial DNA damage and oxidative damage. The research investigated potential cellular damage mechanisms from radiofrequency exposure at this frequency.
Asian J Pharmaceut Clin Res · 2017
This 2017 review article examined the relationship between mobile phone usage and spermatogenesis (sperm production) in human populations from South India. The review synthesized existing literature on potential effects of mobile phone electromagnetic radiation on male reproductive function.
Talebnejad MR et al. · 2017
Researchers exposed 40 rabbits to cell phone-simulated microwave radiation at two distances (10 cm and 30 cm) for up to 3 days, then examined their retinas one week later. While they found no significant damage to the retina itself, they observed increased blood vessel congestion in the ciliary body (part of the eye that produces fluid) in rabbits exposed to higher radiation doses. The study suggests cell phone radiation may cause subtle eye changes even when major damage isn't apparent.
Shirai T et al. · 2017
Researchers exposed pregnant rats and their offspring to eight different wireless communication frequencies (from cell phones to WiFi) for 20 hours daily throughout pregnancy and early development. They found no adverse effects on pregnancy outcomes, offspring development, memory function, or reproductive ability across two generations of rats. This study suggests that simultaneous exposure to multiple wireless frequencies at communication signal levels may not harm reproductive health or early development.
Schoeni A, Roser K, Röösli M. · 2017
Swiss researchers followed 439 adolescents for one year to see if radiofrequency radiation from mobile phones caused health symptoms like tiredness, headaches, or concentration problems. They found that symptoms were linked to heavy device usage patterns like texting frequency, but not to actual radiation exposure levels. This suggests that behavioral factors from excessive screen time, rather than the electromagnetic fields themselves, may be responsible for reported health complaints.
Yilmaz A et al. · 2017
Researchers exposed pregnant rats to mobile phone radiation (900 MHz) for 20 days and examined their offspring's livers 60 days after birth. The exposed animals showed significant liver damage including increased oxidative stress, elevated liver enzymes indicating injury, and visible tissue damage under the microscope. This study demonstrates that EMF exposure during pregnancy can cause lasting liver problems in offspring that persist into adulthood.
Lu X, Oda M, Ohba T, Mitsubuchi H, Masuda S, Katoh T. · 2017
Japanese researchers studied 461 pregnant women to examine whether heavy mobile phone use during pregnancy affects baby birth weight. They found that babies born to mothers who used mobile phones excessively during pregnancy had lower birth weights and required emergency medical transport more frequently than babies whose mothers used phones normally. This suggests that intense phone use during pregnancy may pose risks to developing babies.