So what this new research tells us, then, is that the one thing that all of you already knew about sleep, that even Galen understood about sleep, that it refreshes and clears the mind, may actually be a big part of what sleep is all about.
é que o que todos vós xa sabiades sobre o sono, o que incluso Galeno xa sabía, que refresca e despexa a mente, pode ser unha parte importante da función do sono.