Andrew Huberman· PhD
Most consistent stimulus for adrenaline release and noradrenaline release in the brain that is safe if done properly
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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.
Most consistent stimulus for adrenaline release and noradrenaline release in the brain that is safe if done properly
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Cold-water immersion produces beneficial brain & metabolic effects that converge on norepinephrine, a neuroendocrine hormone boosted from cold that increases mitochondrial biogenesis.
the norepinephrine is the hormone that is regulating that as you know and that does go up even after just you know 2 minutes in cold
And this is just to show you guys there's evidence that yes, cold does increase norepinephrine in the brain. It's not just the hormonal response that's occurring. It's the brain as well.