Sleep regularity and major adverse cardiovascular events: a device-based prospective study in 72 269 UK adults Free AbstractBackground This study examines the associations between device-measured sleep regularity and the risk of major adverse cardiovascular events (MACE), and aims to determine whether sufficient sleep duration attenuates or eliminates the effects of irregular sleep on MACE risk.Methods A prospective cohort study of adults aged 40–79 years from the UK Biobank who wore wris...