The association between time spent outdoors during daylight and mortality among participants of the Adventist Health Study 2 Cohort
Research
RF Safe Research Library
May 28, 2025
This cohort study examined time spent outdoors during daylight and mortality in 83,205 Adventist Health Study 2 participants followed through 2015. Warmer-month daylight outdoor time showed reverse J-shaped associations with all-cause, CVD, and noncancer non-CVD mortality, with moderate exposure (e.g., 2 hours/day vs…
A Cohort Study on Alzheimer's Disease in Relation to Residential Magnetic Fields From Indoor Transformer Stations
Research
RF Safe Research Library
Jan 1, 2025
This cohort study evaluated Alzheimer's disease incidence in relation to residential extremely low frequency magnetic fields from indoor transformer stations, using apartment location as an exposure proxy. No significant association was observed between living next to transformer stations and Alzheimer's disease risk…
The association of widely used electromagnetic waves exposure and pregnancy and birth outcomes in Yazd women: a cohort study
Research
RF Safe Research Library
Jan 1, 2025
This cohort study of 1,666 women in Yazd City examined electromagnetic-wave exposure from commonly used devices during pregnancy and birth outcomes. Longer cell phone call duration during pregnancy was reported to be associated with higher risk of miscarriage, abnormal birth weight, and abnormal newborn height.…
The Effects of Exposure to Low Frequency Electromagnetic Fields in the Treatment of Migraine Headache: A Cohort Study.
Research
RF Safe Research Library
Jan 1, 2016
This cohort study followed 114 migraine patients and assessed self-reported use of mobile phones, Wi-Fi devices, and fixed-line telephones as RF-EMF sources. Over a 3-month period, migraine frequency and severity were reported as significantly correlated with higher mobile phone and Wi-Fi use, while fixed-line…
Exposure to radio-frequency electromagnetic fields from broadcast transmitters and risk of childhood cancer: a census-based cohort study
Research
RF Safe Research Library
Apr 1, 2014
This census-based cohort study in Switzerland examined modeled RF-EMF exposure from broadcast transmitters and childhood cancer risk using two cohort approaches. Across analyses, no association was reported for all cancers or childhood leukemia. Findings for CNS tumors were inconsistent, and the incidence density…