Thoughts that arise spontaneously when humans are not deliberately trying to think of something are known to play a key role in decision-making and various cognitive functions, as well as in some mental health disorders. ...
University of California, Los Angeles researchers have discovered that chronic stress flips brain activity between two amygdala-striatal pathways, disrupting flexible decision-making and promoting inflexible habits.
Three studies at the University of Zurich demonstrate that hypnosis alters activity in the large-scale functional networks of the brain. It also affects the neurochemical milieu of specific brain areas.
Feb 12, 2025
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Past psychology research suggests that some people are more prone than others to take risks in uncertain situations, such as investing money in risky business ventures, consuming addictive substances or leaving a secure job ...
New evidence from a large population-based cohort analysis indicates an increased risk of both attempted and completed suicide among individuals diagnosed with headache disorders. Researchers at Aarhus University in Denmark ...
A collaboration of researchers from 20 nations has found that toddlers exceed recommended screen time limits, with television and smartphones being the most frequently used devices. Higher screen exposure was associated with ...
Obsessive compulsive disorder (OCD) is a mental health disorder associated with persistent, intrusive thoughts (i.e., obsessions), accompanied by repetitive behaviors (i.e., compulsions) aimed at reducing the anxiety arising ...
Anxiety disorders, characterized by an excessive apprehension about real or perceived threats and dysfunctional behaviors aimed at avoiding these threats, are among the most common mental health conditions. Estimates suggest ...
To survive in complex and unpredictable environments, humans and other animals need to learn to predict the consequences of their actions, so that they can reduce risks and maximize their gains. In humans, this risk evaluation ...
Like humans, mice will compete over territory and mates, and show increased confidence in their fighting skills the more they win. At first, a brain chemical called dopamine is essential for young males to master this behavior. ...
Jan 22, 2025
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