Browse 8,655 peer-reviewed studies on electromagnetic field health effects from 4 research libraries.
Showing 2,284 studies from SafeRemr Research Collection
Unknown authors · 2015
Researchers exposed human skin cells (keratinocytes) to 50 Hz magnetic fields at 1 mT intensity and found the fields activated cellular growth pathways, specifically mTOR signaling. The study revealed that extremely low frequency EMF can trigger molecular changes that promote cell proliferation and affect wound healing processes.
Unknown authors · 2015
Researchers exposed human skin cells to extremely low frequency magnetic fields (50 Hz, 0.1 mT) and found these fields could reset the cells' internal biological clocks by altering the expression of key circadian genes. The magnetic field exposure changed the timing of five different clock genes, including BMAL1, PER2, PER3, CRY1, and CRY2. This suggests that EMF exposure from power lines and electrical devices might disrupt our natural daily rhythms at the cellular level.
Liu Y, Liu W-B, Liu K-J, Ao L, Cao J, Zhong JL, Liu J-Y · 2015
This 2015 study examined how extremely low-frequency electromagnetic fields (ELF-EMF) affect microRNA-mediated regulation of signaling pathways in GC-2 cells, a mouse-derived germ cell line. The research investigated molecular changes in cellular signaling mechanisms in response to ELF-EMF exposure.
Unknown authors · 2015
Researchers exposed mouse sperm cells to 50 Hz power line frequency electromagnetic fields at different intensities for 72 hours. They found that low-intensity exposure (1 mT) decreased DNA methylation while high-intensity exposure (3 mT) increased it, suggesting EMF can alter how genes are regulated in reproductive cells. These epigenetic changes could potentially affect sperm function and fertility.
Li Y, Wang X, Yao L · 2015
This study investigated how oligodendrocyte precursor cells (OPCs) respond to applied electric fields, finding that OPCs migrate toward the anode (positive electrode) with increased directedness at higher field strengths (50-200 mV/mm), while migration speed remained unchanged. Transcriptional analysis revealed that the mitogen-activated protein kinase pathway, which signals cell migration, was significantly upregulated at 200 mV/mm, suggesting electric fields can guide OPC migration through specific genetic mechanisms relevant to neural regeneration.
Unknown authors · 2015
Researchers exposed bone marrow stem cells from rats and mice to 50 Hz electromagnetic fields (the same frequency as power lines) for several days. The EMF exposure increased stem cell growth and boosted production of immune-signaling molecules. The study found these EMF-stimulated stem cells also enhanced the growth and movement of immune cells when their secretions were tested.
Duan W et al. · 2015
This Chinese study exposed mouse sperm cells to both 50 Hz power frequency EMFs (like from power lines) and 1800 MHz cell phone radiation to compare DNA damage patterns. The research found both types caused genetic damage at higher intensities, but through different mechanisms: power frequency fields broke DNA strands directly while cell phone radiation caused oxidative damage to DNA bases. This suggests different EMF frequencies may harm cells through distinct biological pathways.
Bertea et al. · 2015
Italian researchers exposed Arabidopsis plants to artificially reversed Earth's magnetic field conditions using specialized coil systems. They found that reversing magnetic polarity significantly altered plant growth patterns and changed the expression of genes involved in stress response and antioxidant systems. This supports the theory that magnetic field reversals throughout Earth's history may have driven plant evolution.
Al-Huqail AA, Abdelhaliem E · 2015
Researchers exposed maize seedlings to extremely low frequency (ELF) electric fields for varying time periods and analyzed the genetic damage. They found significant changes to proteins, enzymes, and DNA structure, with the most severe damage occurring after 5 days of exposure. The study demonstrates that longer EMF exposure periods cause increasing genetic stress in plant cells.
Zheng F et al. · 2015
This cross-sectional study of 746 Chinese schoolchildren examined connections between mobile phone use and self-reported health symptoms. Researchers found that children using phones longer each day and for more years experienced significantly higher rates of fatigue, with those making longer daily calls nearly three times more likely to report exhaustion. The findings suggest that even in children, mobile phone exposure correlates with measurable wellness impacts.
Türedi S et al. · 2015
Researchers exposed pregnant rats to 900 MHz electromagnetic fields (similar to older cell phones) for one hour daily during late pregnancy. When they examined the hearts of 21-day-old male offspring, they found significant oxidative stress, cellular damage, and structural abnormalities in the heart muscle tissue compared to unexposed controls.
Shokri S, Soltani A, Kazemi M, Sardari D, Mofrad FB · 2015
Iranian researchers exposed male rats to 2.45 GHz Wi-Fi radiation (the same frequency as most home routers) for either 1 or 7 hours daily over two months. Both exposure groups showed decreased sperm quality, increased cell death in the testes, and reduced seminal vesicle weight compared to unexposed controls. The damage was worse with longer daily exposure times.
Odacı E et al. · 2015
Turkish researchers exposed pregnant rats to 900 MHz cell phone radiation for one hour daily during late pregnancy, then examined kidney tissue in 21-day-old male offspring. They found significant kidney damage including cyst formation, cellular degeneration, and oxidative stress markers. The study demonstrates that prenatal EMF exposure can cause lasting organ damage in developing animals.
Unknown authors · 2015
Researchers exposed male rats to Wi-Fi radiation (2.4 GHz) for 24 hours daily over 12 months to study reproductive effects. The exposed rats showed increased sperm head defects and reduced sizes of reproductive organs and tissues compared to unexposed controls. This suggests long-term Wi-Fi exposure may harm male fertility.
Unknown authors · 2015
Taiwanese researchers surveyed over 2,000 children aged 11-15 and found that mobile phone users had significantly higher rates of headaches and skin problems compared to non-users. Children who regularly used phones were also more likely to have worsened health status over the previous year, suggesting cumulative effects from radiofrequency exposure.
Unknown authors · 2015
Researchers exposed frog embryos to cell phone-like radiation at 900 and 1800 MHz frequencies, finding minimal developmental problems from radiation alone. However, when combined with nicotine exposure, the radiation caused dramatic abnormalities and death in the developing embryos.
Bin-Meferij MM, El-Kott AF · 2015
Researchers exposed male rats to 900 MHz mobile phone radiation for one hour daily over eight weeks, finding significant damage to sperm count, motility, and testicular tissue structure. The study also tested whether Moringa oleifera leaf extract could protect against this damage, showing that the plant extract helped preserve sperm parameters and testicular health. This adds to growing evidence that cell phone radiation may impact male fertility.
Zuo H et al. · 2015
Researchers exposed neural cells to microwave radiation at 2.856 GHz and found it triggered programmed cell death (apoptosis) by disrupting a protective protein called RKIP. When RKIP levels dropped, it activated a molecular pathway that ultimately killed the cells. Restoring RKIP protected the cells, suggesting this protein acts as a critical defense against microwave-induced brain cell damage.
Wang H et al. · 2015
This 18-month study exposed rats to a single 6-minute burst of microwave radiation at 2.856 GHz and tracked the effects on their brains over time. Researchers found persistent learning and memory problems, structural damage in the hippocampus (the brain's memory center), and significant changes to critical brain receptors called NMDA receptors that regulate learning. The damage persisted throughout the observation period, with the most severe effects appearing at 6 months post-exposure.
Tang J et al. · 2015
This study exposed 108 male rats to 900 MHz electromagnetic fields for 14 or 28 days and assessed cognitive function and blood-brain barrier integrity. The researchers found that 28 days of EMF exposure impaired spatial memory performance, caused cellular damage in the hippocampus and cortex, increased blood-brain barrier permeability, and activated the mkp-1/ERK signaling pathway.
Şahin A et al. · 2015
Turkish researchers exposed 8-week-old rats (equivalent to preadolescent humans) to 900 MHz cell phone radiation for one hour daily over 30 days. The exposed rats showed significant loss of pyramidal neurons in the hippocampus, a brain region critical for memory and learning, along with visible cellular damage and enlarged brain ventricles.
Masuda H et al. · 2015
This study examined whether exposure to 1439 MHz radiofrequency electromagnetic fields at 2.0 W/kg would alter cerebral microcirculatory parameters in rats under non-thermal conditions. The researchers measured three microcirculatory parameters related to cerebral inflammation in real-time during local cortex exposure and found no significant changes in blood flow velocity, vessel diameter, dye extravasation, or histological evidence of tissue damage.
Li H et al. · 2015
Researchers exposed rats to 2.856 GHz microwave radiation at varying power levels for six weeks and found dose-dependent impairments in spatial learning and memory. The cognitive deficits were linked to disruptions in the brain's serotonin system, including altered neurotransmitter levels and changes in serotonin receptors. These findings suggest that chronic microwave exposure can damage cognitive function through effects on critical brain chemistry.
Gupta N, Goyal D, Sharma R, Arora KS · 2015
Researchers in India tested 100 young adults (67 long-term mobile phone users and 33 non-users) to see if cell phone use affected auditory brainstem responses, which measure how sound signals travel from the ear to the brain. The study found no significant differences in nerve signal timing or strength between phone users and non-users. This suggests that at least for this specific measure of auditory function, long-term mobile phone use did not cause detectable changes.
Danker-Hopfe H et al. · 2015
This double-blind, randomized, sham-controlled study examined how RF-EMF exposure from GSM 900 and WCDMA/UMTS mobile phone signals affected sleep quality in 30 healthy young men using polysomnography. The study found that while RF-EMF effects were observed in 90% of individuals across various sleep variables, the only consistent finding was an increase in REM (stage R) sleep in approximately one-third of subjects under both GSM 900 and WCDMA/UMTS exposure conditions.