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.
It is something that you see in the developing brain. The axial diffusivity decreases as the brain goes from being a baby to being an adult. Axial diffusivity goes down. And then in aging and pathologies of aging, axial diffusivity goes up.
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.
But it's a change in brain anatomy that's in the opposite direction to what you see in an aging brain or with pathology of aging. And it's what you see in a healthy brain as it goes from normal neurodevelopment into adulthood.