Habitual napping in older adults is accompanied by altered heat-loss rhythms across the circadian cycle and reduced coupling between pre-sleep thermoregulatory dynamics and sleep initiation. - Dourte M; Hammad G; de Haan S; Deantoni M; Reyt M; Baillet M; Lesoinne A; Muto V; Collette F; Vandewalle G; Peigneux P; Cajochen C; et al. (Temperature (Austin, Tex.), 2026)