3,138 Studies Reviewed. 77.4% Found Biological Effects. The Evidence is Clear.

Outdoor characterization of radio frequency electromagnetic fields in a Spanish birth cohort.

Bioeffects Seen

Calvente I, Fernández MF, Pérez-Lobato R, Dávila-Arias C, Ocón O, Ramos R, Ríos-Arrabal S, Villalba-Moreno J, Olea N, Núñez MI. · 2015

View Original Abstract
Share:

Children face chronic radiofrequency exposure averaging 196 mV/m around their homes, prompting researchers to call for precautionary protection measures.

Plain English Summary

Summary written for general audiences

Spanish researchers measured radiofrequency radiation around 123 families' homes, finding average levels of 196 mV/m electric field strength. Though below safety guidelines, the study emphasized applying precautionary measures to protect children from chronic EMF exposure due to their developing biology and increasing wireless device use.

Why This Matters

This Spanish birth cohort study provides crucial baseline data on real-world EMF exposure levels that children face daily around their homes. What makes this research particularly valuable is its focus on vulnerable populations and its acknowledgment that current safety guidelines may not adequately protect developing children from chronic exposure. The measured levels of 196 mV/m average electric field strength represent typical ambient radiofrequency pollution from cell towers, WiFi networks, and other wireless infrastructure that has become ubiquitous in modern environments. The researchers' call for applying the precautionary principle specifically for children aligns with growing scientific concern about cumulative EMF exposure during critical developmental periods. This study reinforces that we cannot simply rely on industry-set exposure limits when it comes to protecting our most vulnerable populations.

Exposure Details

Power Density
0.000028594 µW/m²
Electric Field
0.1488, 0.19579, 0.79901 V/m
Source/Device
100kHz-6GHz

Exposure Context

This study used 0.000028594 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 ContextA logarithmic scale showing exposure levels relative to Building Biology concern thresholds and regulatory limits.Study Exposure Level in ContextThis study: 0.000028594 µW/m²Extreme Concern1,000 uW/m2FCC Limit10M uW/m2Effects observed in the No Concern range (Building Biology)FCC limit is 349,723,718,263x higher than this exposure level

Study Details

The aim of this study was to characterize environmental exposure profiles within the frequency range 100kHz-6GHz in the immediate surrounds of the dwellings of 123 families from the INMA-Granada birth cohort in Southern Spain, using spot measurements.

The arithmetic mean root mean-square electric field (ERMS) and power density (SRMS) values were, res...

Although recorded values were well below International Commission for Non-Ionizing Radiation Protect...

Cite This Study
Calvente I, Fernández MF, Pérez-Lobato R, Dávila-Arias C, Ocón O, Ramos R, Ríos-Arrabal S, Villalba-Moreno J, Olea N, Núñez MI. (2015). Outdoor characterization of radio frequency electromagnetic fields in a Spanish birth cohort. Environ Res. 2015 Feb 20;138C:136-143. doi: 10.1016/j.envres.2014.12.013.
Show BibTeX
@article{i_2015_outdoor_characterization_of_radio_885,
  author = {Calvente I and Fernández MF and Pérez-Lobato R and Dávila-Arias C and Ocón O and Ramos R and Ríos-Arrabal S and Villalba-Moreno J and Olea N and Núñez MI.},
  title = {Outdoor characterization of radio frequency electromagnetic fields in a Spanish birth cohort.},
  year = {2015},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/25707018/},
}

Quick Questions About This Study

Spanish researchers measured radiofrequency radiation around 123 families' homes, finding average levels of 196 mV/m electric field strength. Though below safety guidelines, the study emphasized applying precautionary measures to protect children from chronic EMF exposure due to their developing biology and increasing wireless device use.