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

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Key Finding: 79% of 742 studies on cancer & tumors found biological effects from EMF exposure.

Of 742 studies examining cancer & tumors, 79% found measurable biological effects from EMF exposure.

Lowest Documented Effect

Research found effects on cancer & tumors at exposures as low as:

Study Exposure Level in ContextStudy Exposure Level in Context0.00002, 0.0002, 0.008Extreme Concern - 1,000 uW/m2FCC Limit - 10M uW/m2Effects observed in the No Concern rangeFCC limit is 500,000,000,000x higher than this level

Research Overview

  • -When nearly 60% of studies examining EMF exposure and cancer risk find evidence of effects, the scientific community is sending a clear signal that deserves your attention.
  • -Out of 226 peer-reviewed studies, 135 have documented associations between electromagnetic field exposure and various forms of cancer and tumor development.
  • -This isn't a handful of outlier studies or preliminary findings - this represents a substantial body of evidence spanning decades of research across multiple countries and research institutions.

When nearly 60% of studies examining EMF exposure and cancer risk find evidence of effects, the scientific community is sending a clear signal that deserves your attention. Out of 226 peer-reviewed studies, 135 have documented associations between electromagnetic field exposure and various forms of cancer and tumor development. This isn't a handful of outlier studies or preliminary findings - this represents a substantial body of evidence spanning decades of research across multiple countries and research institutions.

The evidence shows that reducing exposure duration and intensity can meaningful impact your cellular health, and that knowledge gives you the power to take practical steps that may reduce your long-term cancer risk.

The research presented in this section demonstrates significant evidence that extremely low frequency electromagnetic field (ELF-EMF) exposures can cause DNA damage and genetic alterations relevant to leukemia development.

Source: BioInitiative Working Group. BioInitiative Report: A Rationale for Biologically-based Public Exposure Standards for Electromagnetic Radiation. Edited by Cindy Sage and David O. Carpenter, BioInitiative, 2012, updated 2020. www.bioinitiative.org

Showing 742 studies

Vijayalaxmi, Prihoda TJ, (April 2014) Mobile phones, non-ionizing radiofrequency fields and brain cancer: is there an adaptive response?, Dose Response

Unknown authors · 2014

Researchers reanalyzed the massive INTERPHONE study data on mobile phones and brain cancer, finding that 24.3% of results showed decreased meningioma risk and 22.1% showed decreased glioma risk. The authors suggest this protective effect might result from an 'adaptive response' where low-level radiation exposure triggers cellular defense mechanisms.

Sadetzki S et al, (September 2014) The MOBI-Kids Study Protocol: Challenges in Assessing Childhood and Adolescent Exposure to Electromagnetic Fields from Wireless Telecommunication Technologies and Possible Association with Brain Tumor Risk, Front Public Health

Unknown authors · 2014

The MOBI-Kids study is a large international research project designed to investigate whether mobile phone and wireless device use increases brain tumor risk in young people aged 10-24. This protocol paper describes the study's design and methodology, which aims to include 1,000 brain tumor cases across 14 countries. The researchers outline their approach to overcome major challenges in studying EMF exposure and rare cancers in children and adolescents.

Cancer & TumorsNo Effects Found

Long-term Mobile Phone Use and Acoustic Neuroma Risk.

Pettersson D et al. · 2014

Swedish researchers studied 451 people with acoustic neuromas (benign brain tumors near the ear) and 710 healthy controls to see if long-term mobile phone use increases tumor risk. They found no significant association between phone use and acoustic neuroma development, even among the heaviest users who talked for over 680 hours total. The study suggests that any apparent connection in previous research may be due to detection bias rather than phones actually causing tumors.

Cancer & TumorsNo Effects Found

Risk of neuroblastoma, maternal characteristics and perinatal exposures: The SETIL study.

Parodi S et al. · 2014

Italian researchers studied 153 children with neuroblastoma (a childhood cancer) and 1044 healthy children to identify risk factors. They measured extremely low frequency magnetic fields (ELF-MF) in homes and found no association between magnetic field exposure and neuroblastoma risk. However, they did find increased cancer risk linked to maternal exposure to hair dyes and workplace chemicals during pregnancy.

Cancer & TumorsNo Effects Found

The incidence rate and mortality of malignant brain tumors after 10 years of intensive cell phone use in Taiwan.

Hsu MH et al. · 2014

Taiwanese researchers tracked brain tumor rates across their entire population of 23 million people for 10 years (2000-2009) as cell phone use became widespread. They found only 4 cases of malignant brain tumors and 4 deaths during this period, with no correlation between intensive cell phone use and brain cancer rates. The study suggests that a decade of heavy cell phone adoption did not increase brain tumor incidence in Taiwan.

Cancer & TumorsNo Effects Found

Exposure to Radio-Frequency Electromagnetic Fields From Broadcast Transmitters and Risk of Childhood Cancer: A Census-based Cohort Study.

Hauri DD et al. · 2014

Swiss researchers followed over 4,000 children for up to 23 years to see if living near radio and TV broadcast towers increased their cancer risk. They found no increased risk of childhood leukemia and mixed results for brain tumors, with their most comprehensive analysis showing no association. This large population study suggests that RF radiation from broadcast transmitters does not significantly increase childhood cancer rates.

Cancer & TumorsNo Effects Found

Cell phone use and parotid salivary gland alterations: no molecular evidence.

de Souza FT et al. · 2014

Researchers studied whether cell phone use causes stress-related changes in the parotid salivary glands (located near the ear where phones are held) by comparing saliva from 62 people's exposed and unexposed glands. They found no differences in cellular stress markers, protein levels, or salivary flow between the phone-exposed side and the opposite side, even when accounting for years of use or calling time.

Mobile phones, non-ionizing radiofrequency fieldsand brain cancer: is there an adaptive response?

Vijayalaxmi, Prihoda TJ. · 2014

Researchers reanalyzed data from INTERPHONE, the largest study on mobile phones and brain cancer, and found something unexpected: mobile phone users actually showed lower rates of brain tumors (24.3% decreased risk for meningioma, 22.1% for glioma) compared to non-users. The authors suggest this protective effect might result from 'adaptive response,' where low-level radiofrequency exposure triggers cellular defense mechanisms that help prevent cancer.

Cell and cordless phone risk for glioma - Analysis of pooled case-control studies in Sweden, 1997-2003 and 2007-2009

Hardell L, Carlberg M, · 2014

Swedish researchers analyzed phone use patterns among 1,498 brain tumor patients and 3,530 healthy controls to investigate glioma risk. They found that mobile phone use increased brain tumor risk by 30% overall, with the risk tripling for users with over 25 years of exposure. Cordless phone use also increased risk by 40%, with the highest risk occurring when people held the phone on the same side of their head where the tumor developed.

Decreased Survival of Glioma Patients with Astrocytoma Grade IV (Glioblastoma Multiforme) Associated with Long-Term Use of Mobile and Cordless Phones.

Carlberg M, Hardell L. · 2014

Swedish researchers analyzed survival data from 1,678 brain cancer patients and found that those who used mobile or cordless phones for more than 20 years had significantly worse survival rates. Patients with glioblastoma (the most aggressive brain cancer) who were long-term phone users were 2-3 times more likely to die sooner than non-users. This suggests that radiofrequency radiation from wireless phones may not only increase brain cancer risk but also make existing tumors more deadly.

Connection between Cell Phone use, p53 Gene Expression in Different Zones of Glioblastoma Multiforme and Survival Prognoses.

Akhavan-Sigari R, Baf MM, Ariabod V, Rohde V, Rahighi S. · 2014

Researchers studied brain tumor tissue from 63 patients with glioblastoma multiforme (the most aggressive type of brain cancer) to see if cell phone use affected gene expression. They found that patients who used cell phones for 3 or more hours daily had significantly higher levels of mutated p53 genes in their tumors - a marker associated with cancer progression and shorter survival times. This suggests heavy cell phone use may influence how aggressive these brain cancers become at the genetic level.

Impact of head morphology on local brain specific absorption rate from exposure to mobile phone radiation.

Adibzadeh F et al. · 2014

Researchers used computer models to study how mobile phone radiation is absorbed in the brains of 20 different people with varying head shapes and sizes. They found that radiation absorption (called SAR) varied dramatically between individuals - up to 16 times higher in some people compared to others, depending on their unique head anatomy. This means current safety testing, which uses only standard dummy heads, may not accurately predict radiation exposure for real people with different head shapes.

Mobile Phone Radiation Alters Proliferation of Hepatocarcinoma Cells.

Ozgur E, Guler G, Kismali G, Seyhan N · 2014

Researchers exposed liver cancer cells to mobile phone radiation at levels typical of phone use (2 W/kg SAR) for up to 4 hours. The radiation decreased cell survival and caused DNA damage, with 1,800-MHz frequencies proving more harmful than 900-MHz. This suggests that the radiofrequency radiation from mobile phones can directly damage cells at exposure levels considered safe by current regulations.

Selenium Reduces Mobile Phone (900 MHz)-Induced Oxidative Stress, Mitochondrial Function, and Apoptosis in Breast Cancer Cells.

Kahya MC, Nazıroğlu M, Ciğ B. · 2014

Researchers exposed breast cancer cells to 900 MHz mobile phone radiation (at levels similar to typical phone use) for one hour and found it triggered cell death through oxidative stress and damaged cellular energy centers called mitochondria. However, when cells were pre-treated with selenium (an antioxidant mineral), these harmful effects were significantly reduced. This suggests that certain nutrients might help protect cells from EMF-induced damage.

Effects of microwave exposure and Gemcitabine treatment on apoptotic activity in Burkitt's lymphoma (Raji) cells.

Canseven AG, Esmekaya MA, Kayhan H, Tuysuz MZ, Seyhan N. · 2014

Researchers exposed Burkitt's lymphoma cells (a type of cancer cell) to 1.8 GHz microwave radiation at levels similar to cell phones for 24 hours. The radiation significantly increased cell death and reduced cell survival, and when combined with a cancer drug called Gemcitabine, the effects were even stronger. This suggests that microwave radiation can affect cancer cells in ways that might interact with cancer treatments.

Extra-low-frequency magnetic fields alter cancer cells through metabolic restriction

Ying Li and Paul Heroux · 2014

Researchers exposed five different types of cancer cells to extremely low-frequency magnetic fields at levels commonly found in our environment (0.025-5 microTesla). After six days, all cancer cell types lost chromosomes, suggesting the magnetic fields disrupted cellular energy production in the mitochondria (the cell's power plants). The researchers found this effect was similar to what happens when cells are treated with drugs that block energy production.

Impacts of communication towers on avians: A review

Bhattacharya, R, Roy, R. · 2013

This comprehensive review examined health effects from living near cell phone towers, analyzing studies on both humans and animals. Researchers found consistent evidence of health problems in people living within 350-400 meters of base stations, including increased cancer rates and reduced wellbeing. The review suggests harmful effects may occur at power densities above 0.5-1 mW/m², which is lower than many current exposure guidelines.

(2013) Multifocal breast cancer in young women with prolonged contact between their breasts and their cellular phones

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.

(2013) Pooled analysis of case-control studies on acoustic neuroma diagnosed 1997-2003 and 2007-2009 and use of mobile and cordless 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.

Extremely low-frequency magnetic field enhances the therapeutic efficacy of low-dose cisplatin in the treatment of Ehrlich carcinoma

Unknown authors · 2013

Researchers tested whether extremely low-frequency magnetic fields could boost the cancer-fighting power of low-dose cisplatin chemotherapy in mice with tumors. They found that combining the magnetic field treatment with reduced chemotherapy doses increased cancer cell damage by 54% compared to chemotherapy alone. This suggests magnetic fields might help make cancer treatment more effective while using lower drug doses.

Cancer & Tumors1,292 citations

Kumar S, Behari J, Sisodia R

Unknown authors · 2013

This study tracked 1,038 multiple myeloma patients from 2001-2010, comparing survival rates between two time periods. Patients diagnosed in 2006-2010 lived significantly longer (6.1 years median survival) compared to those diagnosed in 2001-2005 (4.6 years), with the greatest improvements seen in patients over 65.

Cancer & Tumors1,292 citations

Kumar S, Behari J, Sisodia R

Unknown authors · 2013

This study appears to have incorrect metadata - the abstract describes multiple myeloma cancer treatment outcomes over a 10-year period, not EMF research. The abstract shows improved survival rates for cancer patients, particularly those over 65, with newer drug therapies introduced after 2006.

Cancer & TumorsNo Effects Found

New Zealand adolescents' cellphone and cordless phone user-habits: are they at increased risk of brain tumours already? A cross-sectional study.

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.

Cancer & TumorsNo Effects Found

Mobile Phone Use and the Risk of Skin Cancer: A Nationwide Cohort Study in Denmark.

Poulsen AH et al. · 2013

Danish researchers followed 355,701 mobile phone subscribers for up to 20 years to see if cell phone use increased skin cancer rates. They found no evidence that mobile phone use raises the risk of melanoma, basal cell carcinoma, or squamous cell carcinoma on the head and neck (the areas most exposed to phone radiation). This large study suggests that the radiofrequency radiation from mobile phones does not significantly increase skin cancer risk.

Learn More

For a comprehensive exploration of EMF health effects including cancer & tumors, along with practical protection strategies, explore these books by R Blank and Dr. Martin Blank.

FAQs: EMF & Cancer & Tumors

When nearly 60% of studies examining EMF exposure and cancer risk find evidence of effects, the scientific community is sending a clear signal that deserves your attention. Out of 226 peer-reviewed studies, 135 have documented associations between electromagnetic field exposure and various forms of cancer and tumor development.
The SYB Research Database includes 742 peer-reviewed studies examining the relationship between electromagnetic field exposure and cancer & tumors. These studies have been conducted by researchers worldwide and published in scientific journals. The research spans multiple decades and includes various types of EMF sources including cell phones, WiFi, power lines, and other common sources of electromagnetic radiation.
79% of the 742 studies examining cancer & tumors found measurable biological effects from EMF exposure. This means that 587 studies documented observable changes in biological systems when exposed to electromagnetic fields. The remaining 21% either found no significant effects or had inconclusive results, which is typical in scientific research where study design and exposure parameters vary.