Andrew Huberman· PhD
It's not that it exacerbates the meanings that do matter, but it eliminates the meanings that don't matter.
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It's not that it exacerbates the meanings that do matter, but it eliminates the meanings that don't matter.
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So REM sleep is really where we establish the emotional load, but where we also, start discarding of all the meanings that are irrelevant. And if you think about emotionality, a lot of over emotionality or catastrophizing is about seeing problems everywhere. And you could imagine why that might occur if you start linking the web of your experience too extensively. It's very important in order to have healthy, emotional, and cognitive functioning that we have fairly narrow channels between individual things.
Something in our brain needs to solidify those relationships and make sure that the certain relationships don't exist. And it appears that REM sleep is important for that, because when you deprive yourself or people of REM they start seeing odd associations, they tend to lump or batch things.
And it appears that REM sleep is important for that. Because when you deprive yourself or people of REM, they start seeing odd associations. And we know that if people are deprived of REM sleep for very long periods of time, they start hallucinating. They literally start seeing relationships and movement of objects that isn't happening.