8,700 Studies Reviewed. 87.0% Found Biological Effects. The Evidence is Clear.

EMF Research Studies

Browse 8,700 peer-reviewed studies on electromagnetic field health effects from 4 research libraries.

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Showing 62 studies (Other Mammals)

Effect of magnetic fields on antioxidative defense and fitness-related traits of Baculum extradentatum (insecta, phasmatodea).

Todorović D et al. · 2012

Researchers exposed stick insect nymphs to magnetic fields and measured their antioxidant defenses and development patterns. They found that both constant (50 mT) and alternating (6 mT at 50 Hz) magnetic fields increased antioxidant enzyme activity and altered development timing. This suggests magnetic fields can trigger biological stress responses even in simple organisms.

Leung S, Croft RJ, McKenzie RJ, Iskra S, Silber B, Cooper NR, O'Neill B, Cropley V, Diaz-Trujillo A, Hamblin D, Simpson D

Unknown authors · 2011

Researchers developed a specialized testing system to evaluate how microwave radiation affects working memory and cognitive function in macaque monkeys in real-time. The system uses behavioral tasks to measure memory performance while the animals are exposed to electromagnetic fields. This represents an important advancement in EMF research since macaque brains are much more similar to human brains than the rodents typically used in these studies.

The effect of radiofrequency radiation on DNA and lipid damage in female and male infant rabbits

Unknown authors · 2011

Researchers exposed infant rabbits to GSM-like radiofrequency radiation and found it increased free radical damage to DNA and lipids in their cells. The study demonstrates that cell phone-type radiation can cause biochemical changes by promoting oxidative stress that attacks important cellular structures. This suggests developing organisms may be particularly vulnerable to RF radiation damage.

Bioelectromagnetic field effects on cancer cells and mice tumors

Unknown authors · 2010

German researchers tested whether extremely low-frequency electromagnetic fields (15-20 mT at 50 Hz) could kill cancer cells and shrink tumors in mice. The study found that these magnetic fields successfully induced cancer cell death and inhibited tumor growth, while leaving healthy immune cells largely unaffected. The researchers suggest this non-invasive approach could become an adjuvant cancer treatment.

Effects of exposure to a mobile phone on sexual behavior in adult male rabbit: an observational study.

Salama N, Kishimoto T, Kanayama HO, Kagawa S · 2010

Researchers exposed male rabbits to mobile phone radiation (800 MHz) for 8 hours daily over 12 weeks and found significant changes in sexual behavior, including reduced ejaculation frequency and increased mounting without ejaculation. The study was later retracted by the journal, which means the findings were deemed unreliable due to methodological or other serious concerns.

Effects of exposure to a mobile phone on testicular function and structure in adult rabbit.

Salama N, Kishimoto T, Kanayama HO · 2010

Researchers exposed male rabbits to radiation from a mobile phone in standby mode for 8 hours daily over 12 weeks. The exposed rabbits showed significantly reduced sperm concentration (dropping from 341 to 133 million per mL), decreased sperm motility, and smaller seminiferous tubules in their testes compared to control groups. This suggests that even phones in standby mode may harm male reproductive function.

Naziroğlu M, Gümral N

Unknown authors · 2009

Researchers studied the electrical properties of neurons in the hearing center of young dog brains, finding three distinct cell types with different firing patterns and electrical characteristics. This foundational neuroscience research helps scientists understand how the auditory system processes sound signals and responds to electrical stimulation.

Naziroğlu M, Gümral N

Unknown authors · 2009

Researchers studied the electrical properties of different nerve cells in the hearing center of dog brains, finding three distinct cell types with unique response patterns. Each cell type showed different electrical characteristics that help process sound information. This basic neuroscience research helps scientists understand how the auditory system normally functions.

Extremely low-frequency electromagnetic fields disrupt magnetic alignment of ruminants

Unknown authors · 2009

Researchers found that cattle and deer normally align their bodies north-south with Earth's magnetic field, but this natural behavior disappears near high-voltage power lines. The extremely low-frequency electromagnetic fields from power lines disrupt this magnetic sensing ability, with effects diminishing as distance from the lines increases.

Extremely low-frequency electromagnetic fields disrupt magnetic alignment of ruminants

Unknown authors · 2009

Researchers found that cattle and deer naturally align their bodies north-south with Earth's magnetic field, but this behavior becomes random near high-voltage power lines. The extremely low-frequency electromagnetic fields from power lines disrupt the animals' magnetic sensing ability, with effects diminishing as distance from the lines increases.

Reproductive HealthNo Effects Found

The mobile phone decreases fructose but not citrate in rabbit semen: a longitudinal study.

Salama N, Kishimoto T, Kanayama HO, Kagawa S · 2009

Researchers exposed male rabbits to cell phone radiation (900 MHz) for 8 hours daily over 12 weeks to study effects on semen quality. They found that phone radiation significantly reduced both sperm motility (movement ability) and fructose levels in semen, which sperm need for energy. The study suggests that prolonged cell phone exposure near reproductive organs may impact male fertility.

Thermal effects of mobile phones on facial nerves and surrounding soft tissue.

Acar GO, Yener HM, Savrun FK, Kalkan T, Bayrak I, Enver O. · 2009

Researchers exposed rabbits to cell phone radiation (1900 MHz) for 25 minutes and measured temperature changes and nerve function in facial tissues. They found that the radiation increased tissue temperature by 0.39°C and temporarily impaired facial nerve function, with both effects returning to normal 25 minutes after exposure ended.

Oxidative StressNo Effects Found

Effects of exposure to 50 Hz electric field at different strengths on oxidative stress and antioxidant enzyme activities in the brain tissue of guinea pigs.

Türközer Z, Güler G, Seyhan N · 2008

Researchers exposed guinea pigs to powerful electric fields (the kind found near high-voltage power lines) for 8 hours daily over three days to see if it would damage brain tissue through oxidative stress. They found no statistically significant effects on brain cell damage markers or antioxidant defenses, even at the highest exposure levels tested. While this suggests these particular electric field exposures may not cause measurable brain oxidative damage in the short term, the researchers noted some non-significant trends that warrant further investigation.

Oxidative StressNo Effects Found

Effects of exposure to 50 Hz electric field at different strengths on oxidative stress and antioxidant enzyme activities in the brain tissue of guinea pigs.

Türközer Z, Güler G, Seyhan N. · 2008

Researchers exposed guinea pigs to 50 Hz electric fields at various strengths (from 2,000 to 5,000 volts per meter) for 8 hours daily over three days, then measured markers of oxidative stress in brain tissue. The study found no statistically significant changes in cellular damage markers or antioxidant enzyme activity, though some non-significant trends were observed. This suggests that short-term exposure to these electric field levels may not cause measurable oxidative stress in brain tissue.

Effects of hypomagnetic field on noradrenergic activities in the brainstem of golden hamster

Unknown authors · 2007

Scientists exposed golden hamsters to a near-zero magnetic environment (eliminating Earth's natural geomagnetic field) and found significant decreases in brain norepinephrine levels and related neurons in the brainstem. The effects worsened over time, potentially explaining behavioral and mood disorders observed when animals are shielded from Earth's magnetic field.

Radio FrequencyNo Effects Found

Role of blood flow on RF exposure induced skin temperature elevations in rabbit ears.

Jia F, Ushiyama A, Masuda H, Lawlor GF, Ohkubo C. · 2007

Researchers exposed rabbit ears to radiofrequency radiation at different power levels for 20 minutes, measuring temperature changes with and without blood flow. They found that normal blood circulation effectively prevented heating at exposure levels matching current safety limits (2 W/kg for the public, 10 W/kg for workers), but when blood flow was blocked, even the lowest exposure level caused temperature increases. This demonstrates that living tissue's natural cooling mechanisms are crucial for protecting against RF heating effects.

Oxidative Stress147 citations

Protective effects of melatonin and caffeic acid phenethyl ester against retinal oxidative stress in long-term use of mobile phone: A comparative study.

Ozguner F, Bardak Y, Comlekci S · 2006

Researchers exposed rats to 900 MHz mobile phone radiation (the same frequency used by many cell phones) for 60 days and found it caused significant oxidative stress in eye tissue. The radiation increased harmful compounds and decreased protective antioxidant enzymes in the retina. However, rats given melatonin or caffeic acid supplements before exposure were largely protected from this damage, suggesting these antioxidants might help shield eye tissue from cell phone radiation effects.

Oxidative Stress147 citations

Protective effects of melatonin and caffeic acid phenethyl ester against retinal oxidative stress in long-term use of mobile phone: A comparative study.

Ozguner F, Bardak Y, Comlekci S. · 2006

Researchers exposed rats to cell phone radiation (900 MHz) for 30 minutes daily over 60 days. The radiation caused significant oxidative damage to retinal tissue in the eyes. Two natural antioxidants, melatonin and CAPE, successfully protected against this damage, suggesting potential eye health risks from prolonged phone use.

Oxidative Stress233 citations

Oxidative damage in the kidney induced by 900-MHz-emitted mobile phone: protection by melatonin.

Oktem F, Ozguner F, Mollaoglu H, Koyu A, Uz E · 2005

Researchers exposed rats to 900-MHz cell phone radiation for 30 minutes daily over 10 days and found significant kidney damage through oxidative stress (cellular damage from harmful molecules called free radicals). The study showed increased markers of kidney damage and reduced antioxidant defenses, but when rats were given melatonin before exposure, these harmful effects were largely prevented.

Cardiovascular155 citations

Mobile phone-induced myocardial oxidative stress: protection by a novel antioxidant agent caffeic acid phenethyl ester.

Ozguner F et al. · 2005

Researchers exposed rats to 900 MHz mobile phone radiation for 30 minutes daily over 10 days and measured heart tissue damage. They found that phone radiation increased harmful molecules that damage heart cells while reducing the body's natural protective antioxidants. When rats were also given an antioxidant compound, it prevented most of the heart damage from the radiation.

Oxidative Stress233 citations

Oxidative Damage in the Kidney Induced by 900-MHz-Emitted Mobile Phone: Protection by Melatonin

Oktem F, Ozguner F, Mollaoglu H, Koyu A, Uz E. · 2005

Researchers exposed rats to 900 MHz cell phone radiation for 30 minutes daily over 10 days and found significant kidney damage, including increased oxidative stress markers and reduced antioxidant defenses. The study also showed that melatonin (a natural hormone) completely protected against this kidney damage when given before radiation exposure. This suggests that cell phone radiation can harm organs beyond the brain, particularly the kidneys which absorb radiation when phones are carried on belts or in pockets.

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