Home » Archives by category » Psychology news (Page 644)

Computational model analysis reveals serotonin speeds learning

A new computational-model reveals that serotonin, one of the most widespread chemicals in the brain, can speed up learning.

Serotonin enhances learning, not just mood

Serotonin levels have been linked to the regulation of mood and sexual function. Emerging research now reveals more about its role in learning processes.

Inability to recognize faces linked to broader visual recognition problems

Imagine that you’re supposed to meet colleagues for dinner, only you can’t remember what their faces look like. For some, this is a reality, as people with face blindness or developmental prosopagnosia (DP) have severe difficulties recognizing faces, i…

Nicotine alters neurotransmission in habit-forming brain region

A study of rat brain slices demonstrates how nicotine interacts with cells that regulate the output of a brain region involved in habit formation. The research could inform efforts to help people quit smoking and avoid relapse.

Mind over matter: Amygdala circuit counteracts pain-driven emotion

Two pathways in the brain converging at the amygdala regulate the anxiety and depression that often accompanies chronic pain, suggests research in male rats. One of these pathways may represent a top-down mechanism that controls negative emotion under …

Brain cells responsible for removing damaged neurons after injury identified

Researchers have discovered that microglia, specialized immune cells in the brain, play a key role in clearing dead material after brain injury. The study reveals that microglia gobble up the remnants of injured neurons, which could prevent the damage …

Brain study reveals why some people fail to stick to their diet

A new study finds that greater gray matter volume in two regions of the brain is linked to greater ability to exercise self-control in food choices.

How does ketamine relieve depression so quickly?

Ketamine has been shown to relieve symptoms of depression quickly. A new study delves into the molecular details and asks how and why.

Brain tingling sensation ‘ASMR’ may benefit health

New research investigates, for the first time, the physiological and psychological benefits of the autonomous sensory meridian response (ASMR) phenomenon.

Highly empathic people have a unique view of music

A study using brain scanning technology concludes that music activates different brain areas for people who demonstrate higher levels of empathy.