Rising temperatures linked to shorter, poorer sleep for US adults https://www.sciencedirect.com/science/article/pii/S0160412025006932 Effects differed by season, with more sleep loss occurring from Jun to Sep, with people in West Coast areas losing nearly 3 x as much sleep as people in other regions https://medicalxpress.com/news/2025-12-temperatures-linked-shorter-poorer-adults.html