This article examines cognitive functioning, how the brain works, typical function versus cognitive decline, mild impairment, dementia, and ways to improve cognitive function.

Overworking physically alters brain regions responsible for executive functions and emotional stability, according to a new study, with potential long-term impact. Experts weighed in.

WASHINGTON :Neuroscientists have produced the largest wiring diagram and functional map of a mammalian brain to date using tissue from a part of a mouse's cerebral cortex involved in vision, an ...

The blood-brain barrier is like a gatekeeper for your brain. Tightly packed endothelial cells lining the inside of the brain’s blood vessels work as a filter to keep harmful things out and hold ...

"Hormone cycles shape the structure and function of key memory regions in the brain." ScienceDaily. ScienceDaily, 13 May 2025. <www.sciencedaily.com / releases / 2025 / 05 / 250513150241.htm>.

Likewise, brain patterns that unfold in time are startlingly similar when considered in milliseconds or hours. "This matches our intuitive understanding of how brains work," Hengen said.