Related topics: brain , depression , anxiety , post traumatic stress disorder
Anxiety disorder
hideAnxiety disorder is a blanket term covering several different forms of abnormal and pathological fears and anxieties which only came under the aegis of psychiatry at the very end of the 19th Century. Current psychiatric diagnostic criteria recognize a wide variety of anxiety disorders. Recent surveys have found that as many as 18% of Americans may be affected by one or more of them.
For more information about Anxiety disorder, read the full article at
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News tagged with anxiety disorders
Non-invasive technique blocks a conditioned fear in humans
Medicine & Health / Psychology & Psychiatry
Dec 09, 2009 |
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Scientists have for the first time selectively blocked a conditioned fear memory in humans with a behavioral manipulation. Participants remained free of the fear memory for at least a year. The research builds on emerging ...
Study sheds light on brain's fear processing center
Nov 25, 2009 |
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Breathing carbon dioxide can trigger panic attacks, but the biological reason for this effect has not been understood. A new study by University of Iowa researchers shows that carbon dioxide increases brain acidity, which ...
Protected fear memories
Medicine & Health / Psychology & Psychiatry
Sep 11, 2009 |
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(PhysOrg.com) -- In the latest issue of Science, researchers from the Friedrich Miescher Institute for Biomedical Research, Switzerland, show how a class of proteins surrounding nerve cells allows fear memories to persis ...
Brain emotion circuit sparks as teen girls size up peers
Medicine & Health / Psychology & Psychiatry
Jul 15, 2009 |
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What is going on in teenagers' brains as their drive for peer approval begins to eclipse their family affiliations? Brain scans of teens sizing each other up reveal an emotion circuit activating more in girls ...
Finding fear: Neuroscientists locate where it is stored in the brain
Medicine & Health / Neuroscience
Jul 07, 2009 |
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Fear is a powerful emotion and neuroscientists have for the first time located the neurons responsible for fear conditioning in the mammalian brain. Fear conditioning is a form of Pavlovian, or associative, ...
New mechanisms of action found for drugs used to treat anxiety disorders
Jun 23, 2009 |
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(PhysOrg.com) -- In the course of his or her life, every seventh German will develop an anxiety disorder that will require treatment. Standard anti-anxiety medications (anxiolytics) are based on the benzodiazepine ...
Log on to beat the Black Dog (w/Video)
Medicine & Health / Psychology & Psychiatry
Jun 10, 2009 |
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In a discovery that could lead to new treatment approaches for depression, researchers from the University of New South Wales (UNSW) have shown that internet-based therapy programs are as effective as face-to-face therapies ...
When adult patients have anxiety disorder, their children need help too
Medicine & Health / Psychology & Psychiatry
Jun 01, 2009 |
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In what is believed to be the first U.S. study designed to prevent anxiety disorders in the children of anxious parents, researchers at the Johns Hopkins Children's Center have found that a family-based program reduced symptoms ...
New mouse model of depression/anxiety enhances understanding of antidepressant drugs
Medicine & Health / Neuroscience
May 27, 2009 |
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A recent study finds that the antidepressant effects of drugs like Prozac involve both neurogenesis-dependent and -independent mechanisms, a finding that may lead to development of better treatments for depression and anxiety. ...
Brain chemical reduces anxiety, increases survival of new cells
Medicine & Health / Neuroscience
May 12, 2009 |
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New research on a brain chemical involved in development sheds light on why some individuals may be predisposed to anxiety. It also strengthens understanding of cellular processes that may be common to anxiety and depression, ...
Is Your Cognitive And Physical Functioning Ok? A New Instrument To Check It
Medicine & Health / Psychology & Psychiatry
Apr 03, 2009 |
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A group of Italian and American investigators has published a new instrument for assessing cognitive and physical functioning (the Massachusetts General Hospital Cognitive and Physical Functioning Questionnaire, CPFQ), in ...
Forget it! A biochemical pathway for blocking your worst fears?
Medicine & Health / Neuroscience
Mar 24, 2009 |
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A receptor for glutamate, the most prominent neurotransmitter in the brain, plays a key role in the process of "unlearning," report researchers at the Salk Institute for Biological Studies. Their findings, published in the ...
Gene linked to anxious behavior in mice
Feb 19, 2009 |
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(PhysOrg.com) -- To measure anxiety in a mouse and suggest it’s similar to anxiety in a person may seem like a stretch, but the metrics sound uncannily familiar. Paralyzed by fear, afraid to leave the house or socialize with ...
Nearly 5 percent of the US population suffers from persistent depression or anxiety
Dec 03, 2008 |
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Though effective treatments are available for individuals suffering from chronic depression and anxiety, very little is known about how often these treatments are used or how prevalent these conditions are among the nation's ...
Study identifies 3 effective treatments for childhood anxiety disorders
Oct 30, 2008 |
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Treatment that combines a certain type of psychotherapy with an antidepressant medication is most likely to help children with anxiety disorders, but each of the treatments alone is also effective, according to a new study ...
