ScienceGlobal issuesSleeping alone versus sharing a bed To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceGlobal issues10/22/2021October 22, 2021Medical studies show that couples sleep better and more deeply together than alone - and that REM sleep phases are also enhanced. https://p.dw.com/p/4216zAdvertisement