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.
Acetylcholine, which tends to create a even more intense and focused perceptual spotlight. Remember earlier we were talking about perception and how it's kind of like a spotlight. Acetylcholine makes that light particularly bright and particularly restricted to one region of our experience. And it does that by making certain neurons in our brain and body active much more than all the rest.
Every Sunday: the week’s new conflicts and verdict changes — and nothing else.
Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
A neuromodulator is a chemical that modulates the function of many brain circuits, and also, circuits within the body. I'll mention what those are in a moment. But acetylcholine, as a neuromodulator, tends to enhance the activity, the electrical activity and chemical activity, of certain sets of neurons, and downplay the activity of other neurons.