english: And it suggests that the disruption of deep sleep is an underappreciated factor that is contributing to cognitive decline or memory decline in aging, and most recently we've discovered, in Alzheimer's disease as well.
non_english: To ukazuje da je remećenje dubokog sna potcenjen faktor koji doprinosi padu kognitivnih sposobnosti i sposobnosti pamćenja pri starenju, a kako smo skorije otkrili, takođe kod Alchajmerove bolesti.