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Byline: BRIAN P. DUNLEAVY Long-term improvement in air quality lowers the risk for dementia in older women, a study published Monday by the Proceedings of the National Academy of Sciences [...]

Byline: BRIAN P. DUNLEAVY Overall brain activity declines during light stages of sleep, even as communication between different brain regions becomes 'much more dynamic,' according to the researchers behind a [...]

Byline: BRIAN P. DUNLEAVY Using machine learning, researchers identified distinct patterns of coordinated activity between parts of the brain in people with major depressive disorder, which could lead to improved [...]

Byline: SOMMER BROKAW Flavanol-rich cocoa drinks can improve brain oxygenation and cognitive performance in healthy adults, a new study finds. Researchers tested the impact of intake of cocoa flavanols in [...]

Byline: BRIAN P. DUNLEAVY Older adults who are more socially engaged show evidence of healthier gray matter in regions of the brain relevant to dementia, according to a study published [...]

Byline: BRIAN P. DUNLEAVY Stroke victims who experience cerebral microbleeds during recovery are 50% more likely to suffer from a second cerebrovascular incident, a study published Monday by JAMA Neurology [...]

Byline: TAUREN DYSON Letting go of a piece of information may take more work than holding on to it, a new study says. To forget a memorable experience, people must [...]

PALO ALTO, Calif., Oct. 7 (UPI) -- The number of connections, or synapses, in a particular region of the brain varies between night and day and appears to be regulated [...]