A new study suggests that early-life exposure to two widespread environmental pollutants — small particle air pollution and outdoor artificial light at night — could increase the risk of pediatric thyroid cancer. The study found a ‘significant association’ between exposure to ambient fine particulate matter air pollution (PM2.5) and outdoor artificial light at night (O-ALAN) and increased risk of papillary thyroid cancer in children and young adults up to 19 years old…
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December 2, 2025
