Brain’s Local Wiring Shields Thinking | Science News

New research reveals that the brain’s local wiring—superficial white matter—may act as a protective shield against age-related cognitive decline, especially for language skills. While gray matter naturally shrinks with age, healthy connections between nearby brain regions can buffer the impact, reducing noticeable declines in thinking and speaking abilities. Using advanced MRI scans on nearly 500 adults over 60 in India, scientists found that the density and integrity of these local pathways strongly correlate with better language performance. This suggests the brain may have built-in resilience—and future studies aim to determine if strengthening these connections could help preserve cognition as we age. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Sources:https://www.sciencedaily.com/releases/2026/09/260913081921.htm More coverage & latest updates:https://sources.thednn.ai/fd775184d3dc3298 Report issues to [email protected].