Andrew Huberman· PhD
when we are standing up, those same neurons in our brainstem, locus coeruleus neurons, which release I should mention things like norepinephrin and epinephrin, those neurons become active when we are standing.
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The evidence is convergent. Multiple independent sources reach the same conclusion, the underlying mechanism is well-characterized, and even the field's most cautious voices treat it as worth doing.
when we are standing up, those same neurons in our brainstem, locus coeruleus neurons, which release I should mention things like norepinephrin and epinephrin, those neurons become active when we are standing.
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if we were to move you from a room that was very dark to very bright, a signal conveyed from your eyes to an area of your brain stem called the locus coeruleus would cause the release of adrenaline similar to the release of adrenaline if you were to be dropped into very, very cold water all of a sudden.
but is perhaps the most fundamental environmental stimulus for levels of arousal and alertness which correlate with all sorts of you know neuromodulator and hormone outputs