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Prenatal Exposure to Cell Phone Use and Neurodevelopment at 14 Months.

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Vrijheid M, Martinez D, Forns J, Guxens M, Julvez J, Ferrer M, Sunyer J. · 2010

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This early study found minimal effects from prenatal cell phone exposure, but longer-term research reveals more concerning neurodevelopmental impacts.

Plain English Summary

Summary written for general audiences

Spanish researchers studied 587 pregnant women who used or didn't use cell phones during pregnancy, then tested their children's brain development at 14 months using standard infant development tests. Children whose mothers used cell phones during pregnancy showed only small differences in development scores compared to children of non-users, with no clear pattern based on how much mothers used their phones. The study found little evidence that maternal cell phone use during pregnancy harms early brain development in infants.

Why This Matters

This study represents an important early attempt to examine prenatal EMF exposure effects, though its findings require careful interpretation within the broader research landscape. While the authors concluded there was little evidence of harm, the study had significant limitations including reliance on self-reported phone use and testing at just 14 months when many neurodevelopmental effects may not yet be apparent. The reality is that subsequent research has revealed more concerning patterns, particularly studies following children to school age where behavioral and attention problems become more evident. What this means for you is that while this single study was reassuring, the weight of evidence from longer-term studies suggests greater caution may be warranted during pregnancy, when developing brains are most vulnerable to environmental influences.

Exposure Information

Specific exposure levels were not quantified in this study.

Study Details

The aim of this study is to investigate Prenatal Exposure to Cell Phone Use and Neurodevelopment at 14 Months.

A birth cohort was established in Sabadell, Spain between 2004 and 2006. Mothers completed questions...

We observed only small differences in neurodevelopment scores between the offspring of cell phone us...

This study gives little evidence for an adverse effect of maternal cell phone use during pregnancy on the early neurodevelopment of offspring.

Cite This Study
Vrijheid M, Martinez D, Forns J, Guxens M, Julvez J, Ferrer M, Sunyer J. (2010). Prenatal Exposure to Cell Phone Use and Neurodevelopment at 14 Months. Epidemiology. 21: 259-262, 2010.
Show BibTeX
@article{m_2010_prenatal_exposure_to_cell_2671,
  author = {Vrijheid M and Martinez D and Forns J and Guxens M and Julvez J and Ferrer M and Sunyer J.},
  title = {Prenatal Exposure to Cell Phone Use and Neurodevelopment at 14 Months.},
  year = {2010},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/20087192/},
}

Quick Questions About This Study

Spanish researchers studied 587 pregnant women who used or didn't use cell phones during pregnancy, then tested their children's brain development at 14 months using standard infant development tests. Children whose mothers used cell phones during pregnancy showed only small differences in development scores compared to children of non-users, with no clear pattern based on how much mothers used their phones. The study found little evidence that maternal cell phone use during pregnancy harms early brain development in infants.