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Radio Frequency

Trends in residential exposure to electromagnetic fields from 2006 to 2009.

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Tomitsch J, Dechant E. · 2012

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Bedroom wireless radiation exposure increased 44% in just three years, reflecting our rapidly intensifying electromagnetic environment.

Plain English Summary

Summary written for general audiences

Researchers measured electromagnetic field exposure in bedrooms over a three-year period (2006-2009) to track how our daily EMF exposure is changing. They found that while electric and magnetic fields from power lines decreased slightly, radiofrequency radiation from wireless devices nearly doubled, increasing from 41.35 to 59.56 microwatts per square meter. This reflects the rapid expansion of cell towers, WiFi networks, and wireless technologies in residential areas during this period.

Why This Matters

This study provides crucial baseline data showing how our electromagnetic environment has evolved in just three years. The 44% increase in radiofrequency exposure demonstrates the rapid pace at which we're being immersed in wireless radiation, primarily from cell phone networks and WiFi systems. What makes this particularly significant is that these measurements were taken in bedrooms, where we spend roughly one-third of our lives and where EMF exposure during sleep may be especially problematic for recovery and cellular repair processes. The reality is that this data from 2006-2009 represents just the beginning of our wireless revolution. Since then, we've added 4G networks, countless more WiFi devices, smart home technologies, and now 5G infrastructure. If RF exposure nearly doubled in just three years over a decade ago, imagine how much higher it is today in your bedroom.

Exposure Details

Magnetic Field
0.00001276 mG
Power Density
0.000000035, 0.000005956 µW/m²
Electric Field
17.35 V/m
Source/Device
900 MHz

Exposure Context

This study used 0.000000035, 0.000005956 µW/m² for radio frequency:

Building Biology guidelines are practitioner-based limits from real-world assessments. BioInitiative Report recommendations are based on peer-reviewed science. Check Your Exposure to compare your own measurements.

Where This Falls on the Concern Scale

Study Exposure Level in ContextStudy Exposure Level in ContextThis study: 0.000000035, 0.000005956 µW/m²Extreme Concern - 1,000 uW/m2FCC Limit - 10M uW/m2Effects observed in the No Concern rangeFCC limit is 285,714,285,714,286x higher than this level
A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 900 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 900 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Study Details

The aim of this study is to investigate Trends in residential exposure to electromagnetic fields from 2006 to 2009.

After measuring extremely low frequency electric and magnetic fields (ELF-EFs, ELF-MFs) and radio fr...

he median of ELF-EFs decreased from 25.15 to 17.35 V m(-1) from 2006 to 2009. The median of all-nigh...

Cite This Study
Tomitsch J, Dechant E. (2012). Trends in residential exposure to electromagnetic fields from 2006 to 2009. Radiat Prot Dosimetry. 149(4):384-391, 2012.
Show BibTeX
@article{j_2012_trends_in_residential_exposure_1374,
  author = {Tomitsch J and Dechant E.},
  title = {Trends in residential exposure to electromagnetic fields from 2006 to 2009.},
  year = {2012},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/21828064/},
}
PubMed: 21828064

Cited By (18 papers)

View all 18 citing papers on Semantic Scholar

Quick Questions About This Study

Yes, bedroom EMF exposure from wireless devices nearly doubled between 2006-2009, increasing from 41.35 to 59.56 microwatts per square meter. This Austrian study found radiofrequency radiation from cell towers, WiFi, and mobile networks significantly increased while power line fields decreased slightly.
Research shows bedroom exposure to 900 MHz cell phone radiation increased by 44% from 2006-2009 as wireless infrastructure expanded. While this study measured exposure levels rather than sleep effects directly, it demonstrates how our nighttime EMF environment has intensified significantly.
Yes, WiFi networks contributed to nearly doubling residential EMF exposure between 2006-2009. Austrian researchers found radiofrequency radiation in bedrooms increased from 41.35 to 59.56 microwatts per square meter, with WiFi being one of the primary sources driving this increase.
Wireless radiation in homes increased by approximately 44% over just three years (2006-2009), rising from 41.35 to 59.56 microwatts per square meter. This increase came primarily from expanding cell tower networks, WiFi systems, and mobile telecommunications infrastructure in residential areas.
Power line EMF exposure actually decreased slightly from 2006-2009, while cell tower radiation nearly doubled during the same period. The study found electric fields from power lines dropped from 25.15 to 17.35 volts per meter, showing wireless sources now dominate residential EMF exposure.