Browse 8,700 peer-reviewed studies on electromagnetic field health effects from 4 research libraries.
Showing 2,998 studies (Human Studies)
Luukkonen J, Liimatainen A, Juutilainen J, Naarala J · 2014
Finnish researchers exposed human brain cells to 50Hz magnetic fields from power lines for 24 hours. The exposure caused lasting genetic damage and cellular stress that persisted for up to 15 days, suggesting common household magnetic fields can trigger long-term harmful effects in cells.
Kantar Gok D et al. · 2014
Researchers exposed rats to 50 Hz electric fields (like those from power lines) for up to four weeks. High-intensity exposure significantly reduced brain responses that help detect sound changes, while increasing brain damage markers. This suggests electric field exposure may impair auditory processing abilities.
Deng B et al. · 2014
Chinese researchers exposed rats to electromagnetic pulse (EMP) radiation and found it caused brain damage, including neuronal death and learning problems. When they treated the rats with sevoflurane (an anesthetic gas), it protected against this brain damage by reducing oxidative stress and preventing brain cell death. This suggests that electromagnetic pulses can harm brain function, but also that protective treatments might be possible.
Shafiei SA, Firoozabadi SM, Tabatabaie KR, Ghabaee M. · 2014
Researchers exposed different areas of the brain to extremely low-frequency magnetic fields (3-45 Hz) at various intensities and measured changes in brain wave patterns using EEG. They found significant alterations in brain electrical activity, particularly reductions in alpha waves in frontal and central brain regions. The findings suggest these magnetic fields can measurably alter brain function, which the researchers propose could be developed into therapeutic protocols.
Reale M et al. · 2014
Researchers exposed human brain cells to 50 Hz electromagnetic fields (the type from power lines) for up to 24 hours and found the cells produced more harmful molecules called free radicals and nitric oxide. While the cells initially tried to defend themselves by boosting antioxidant activity, this protection failed when the cells faced additional stress, leading to cellular damage that could contribute to brain diseases like Alzheimer's.
Rauš Balind S, Selaković V, Radenović L, Prolić Z, Janać B. · 2014
Researchers exposed stroke-damaged gerbils to power line frequency magnetic fields for seven days. While initially increasing brain stress, the magnetic field exposure ultimately protected against stroke damage, returning brain stress markers to normal levels by day fourteen, suggesting potential therapeutic benefits.
Kantar Gok D et al. · 2014
Researchers exposed rats to electric fields like those near power lines for up to four weeks. Higher intensity, longer exposures significantly impaired the brain's ability to detect sound changes, a function essential for learning and attention, while causing oxidative brain damage.
Giorgi G et al. · 2014
Italian researchers exposed human brain cells to power line frequency magnetic fields (50 Hz) while simultaneously stressing them with hydrogen peroxide. Over 72 hours, the magnetic field exposure did not increase DNA damage beyond what the chemical stress alone caused, suggesting power-frequency fields may not worsen cellular damage.
Schneider J, Stangassinger M · 2014
German researchers exposed rats to cell phone radiation (900 MHz GSM and 1.966 GHz UMTS) for their entire lives and tested their memory using a social recognition task. Male rats showed significant memory impairments, particularly when exposed to GSM frequencies, while female rats were unaffected. This suggests that chronic exposure to cell phone radiation at levels similar to what phones emit can damage memory function in a sex-specific way.
Motawi TK, Darwish HA, Moustafa YM, Labib MM. · 2014
Scientists exposed rats to mobile phone radiation (900 MHz) for 2 hours daily over 60 days. Both young and adult rats showed significant brain damage, including cellular stress and activated cell death pathways. Young rats were particularly affected, suggesting mobile phone exposure may harm developing brains.
Cetin H et al. · 2014
Researchers exposed pregnant rats and their offspring to mobile phone radiation (900 and 1800 MHz) for 60 minutes daily, then measured oxidative stress markers in the brain and liver. The study found that EMF exposure decreased protective antioxidants in the liver while increasing oxidative stress markers in the brain, particularly affecting selenium levels. This suggests that mobile phone radiation can overwhelm the body's natural antioxidant defenses during critical developmental periods.
in amphibians (Balmori 2006 et al. · 2013
The provided record appears to be a fragmented citation rather than a complete study record. The title is incomplete and does not clearly indicate study objectives or findings. The reference mentions effects on amphibians and insects related to what appears to be environmental stressors, but lacks sufficient information to determine the actual study design, methodology, or results.
Unknown authors · 2013
Insufficient information to generate summary. Only the title is provided, which indicates the study examined outcomes related to daily excessive use of mobile phones, television, and video games in human subjects, but no abstract or findings are available to determine the specific health effects studied or results obtained.
West et al · 2013
Four young women (ages 21-39) with no family history or genetic risk factors developed multifocal breast cancer directly beneath where they carried smartphones against their breasts in bras for up to 10 hours daily over several years. All tumors showed remarkably similar characteristics and developed in the exact areas of phone contact. This case series raises concerns about prolonged direct skin contact with cell phones.
Hardell et al · 2013
Swedish researchers analyzed 316 acoustic neuroma cases and 3,530 controls from 1997-2009, finding mobile and cordless phone use increased brain tumor risk. The highest risk appeared after 20+ years of use, with older analog phones showing the strongest association. The study confirmed previous findings linking wireless phone radiation to acoustic neuromas.
Rabey JM et al. · 2013
Israeli researchers tested repetitive transcranial magnetic stimulation (rTMS) combined with cognitive training on 15 Alzheimer's patients in a double-blind study. The treatment group showed significant cognitive improvements (3.76 points on ADAS-cog scale) after 6 weeks compared to placebo, with benefits lasting 4.5 months. This suggests targeted magnetic fields may help restore brain function in dementia patients.
Deng Y, Zhang Y, Jia S, Liu J, Liu Y, Xu W, Liu L · 2013
This study examined the effects of extremely low-frequency magnetic fields (ELF-MF) and aluminum exposure, individually and combined, on oxidative stress and memory function in mice over 8 weeks. The research found that both ELF-MF and aluminum independently impaired learning memory and increased oxidative stress markers in the brain, but showed no additive effect when exposure occurred together.
Szerencsi Á et al. · 2013
Researchers exposed blood samples from healthy men to 3 Tesla MRI scans for up to 89 minutes to test whether the electromagnetic fields damage DNA. Using two different laboratory tests, they found no DNA breaks or chromosome damage in white blood cells after MRI exposure. This study contradicted earlier research that suggested MRI scans might cause genetic damage.
Collard JF, Lazar C, Nowé A, Hinsenkamp M · 2013
Researchers exposed human skin cells from three healthy patients to extremely low frequency electric fields and tracked gene expression changes over 12 days. They found that EMF exposure accelerated cellular differentiation while reducing proliferation, with exposed cells showing gene expression patterns that normally appear days later in unexposed cells. This suggests ELF fields can fundamentally alter how human cells develop and divide.
Kumar S, Behari J, Sisodia R · 2013
This study examined the effects of 10 GHz microwave radiation exposure on the reproductive system of male Wistar rats over 45 days. The researchers found multiple indicators of reproductive damage in exposed animals, including seminiferous tubule shrinkage, DNA strand breaks, decreased testosterone levels, and chromosomal aberrations.
Mortazavi SM, Taeb S, Dehghan N · 2013
Researchers tested 100 military radar workers and 57 controls, measuring reaction times and memory performance. Workers exposed to radar radiation showed faster reaction times but significantly worse short-term memory across multiple tests. This study reveals that occupational radar exposure produces mixed cognitive effects - some potentially beneficial, others clearly harmful.
Kumar S, Behari J, Sisodia R · 2013
This study investigated the effects of 10 GHz microwave radiation exposure on the reproductive system of male Wistar rats over 45 days. The researchers found evidence of reproductive damage including seminiferous tubule shrinkage, DNA strand breaks, decreased testosterone levels, and markers of cellular apoptosis and chromosomal aberrations in the exposed animals compared to controls.
Sudan M, Kheifets L, Arah OA, Olsen J. · 2013
Researchers followed over 52,000 Danish children to investigate whether cell phone use affects hearing. They found a weak association between cell phone use and hearing loss at age 7 - about 21-23% increased odds - but the researchers emphasized this finding could be due to various biases and isn't strong enough to conclude cell phones actually cause hearing problems.
Simon D et al. · 2013
French researchers exposed lab-grown skin models to cell phone radiation (900 MHz) for 6 hours to see if it affected skin health and structure. While they found no major damage or cell death, the radiation did cause temporary changes in key skin proteins that help maintain the skin's protective barrier. The researchers concluded this could potentially weaken the skin's ability to protect against environmental threats.
Redmayne M · 2013
Researchers surveyed 373 New Zealand adolescents (average age 12.3 years) about their cellphone and cordless phone use patterns. They found that 90% used both devices, with some already logging enough cordless phone hours to match the highest usage levels in major brain tumor studies. The study projected that if usage continued at current rates, many teens would reach exposure levels associated with increased brain tumor risk by their mid-teens.