Neuroscience

Brain circuitry that triggers overeating identified

Sixty years ago scientists could electrically stimulate a region of a mouse's brain causing the mouse to eat, whether hungry or not. Now researchers from UNC School of Medicine have pinpointed the precise cellular connections ...

Neuroscience

Brain circuit can tune anxiety

Anxiety disorders, which include posttraumatic stress disorder, social phobias and obsessive-compulsive disorder, affect 40 million American adults in a given year. Currently available treatments, such as antianxiety drugs, ...

Psychology & Psychiatry

Do antidepressants impair the ability to extinguish fear?

An interesting new report of animal research published in Biological Psychiatry suggests that common antidepressant medications may impair a form of learning that is important clinically.

Neuroscience

Fear: A justified response or faulty wiring?

Fear is one of the most primal feelings known to man and beast. As we develop in society and learn, fear is hard coded into our neural circuitry through the amygdala, a small, almond-shaped nuclei of neurons within the medial ...

Psychology & Psychiatry

What is the mental pain?

When we think of pain we generally think of something that is related to our body. But there is a devastating form of pain that is not frequently acknowledged and is a topic of a paper by Eliana Tossani (University of Bologna) ...

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