Sleeping With Partner Can Improve REM Sleep

Songs and stories often lament “sleeping alone,” but mental and physical benefits or detriments of sharing a bed with another person are relatively unknown. Now a new German study finds that sleeping with a partner improves REM sleep, a sleep phase critical to emotional regulation and memory.
Sleep studies are traditionally performed on single individuals in an isolated lab equipped with sophisticated technology. However, this practice does not consider how sharing a bed with a partn