小橋 昭彦 2005年11月3日

Changes in brain, not age, determine one’s ability to focus on task
Reporting in the current issue of the quarterly journal Psychology and Aging, the scientists say there is less white matter in the frontal lobes of those who struggle with focusing. The differences became apparent through the use of functional magnetic resonance (fMRI) imaging of the brains of 40 individuals ranging in age from 19 to 87.