A new research initiative is investigating how obesity reshapes brain circuits involved in reward, motivation, and emotion, potentially driving unhealthy food decisions.

Obesity is on the rise. Among U.S. adults aged 20 or older, 4 in 10 met the criteria for obesity in the most recent National Health and Nutrition Examination Survey, up from roughly 3 in 10 two ...

From a tiny sample of tissue no larger than a grain of sand, scientists have come within reach of a goal once thought unattainable: building a complete functional wiring diagram of a portion of the ...

Because substances of abuse act directly on the reward center ... changes in the brain. The brain alterations change the way the brain works—notably in the dopamine system—to create the ...

Anecdotal reports suggest drugs like Ozempic may curb not just appetite but also impulsive or addictive behaviour, hinting at ...

Serotonin is often painted as the brain's "pleasure chemical" but its precise role in the nervous system is ambiguous ... like the start of a signal that reward will arrive soon or the end of ...

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 ...

WASHINGTON, April 9 (Reuters) - 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 ...