Andrew Huberman· PhD
understand that the cerebrospinal fluid is made, it bathes your brain, and it can collect the waste products from the brain.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
understand that the cerebrospinal fluid is made, it bathes your brain, and it can collect the waste products from the brain.
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Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
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Now, you have a fluid within your brain called cerebrospinal fluid that moves within the so-called ventricles of the brain, so the spaces within the brain. And really, your whole brain is bathed in cerebrospinal fluid. Your brain is floating in this stuff, and it essentially has access to all the cells in your brain. So, as your cells make waste, it's picked up by the cerebrospinal fluid.