This may explain why we find it more difficult to focus as we get older.
Older adults appear more easily distracted by irrelevant information than younger people when they experience stress or powerful emotions– and a specific network in the brain recently identified as the epicenter for Alzheimer’s and dementia may be to blame.
A USC-led study finds that seniors’ attention shortfall is associated with the locus coeruleus, a tiny region of the brainstem that connects to many other parts of the brain.
The locus coeruleus helps focus brain activity during periods of stress or excitement..."
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