Another light pollution/health study using the massive UK #BioBank dataset. “Our findings provide evidence that a higher #ALAN exposure is associated with an increased risk of incident [ulcerative colitis], with a significant dose-response relationship, but not with [Crohn’s disease]. Further studies are needed to elucidate the impact of outdoor ALAN on disease pathogenesis and outcomes.”
https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2026.1704450/abstract

Frontiers | Exposure To Outdoor Artificial Light At Night is associated with higher risk of Ulcerative Colitis: A Prospective Cohort Study Analysis Of 346,163 Participants In The UK Biobank
1.1 Background Inflammatory bowel disease (IBD) is a chronic inflammatory condition of the gastrointestinal tract, and environmental factors are believed to ...



