News tagged with anxiety disorders

Dec 01, 2009 | 5 / 5 (3) | 0

Anxiety sensitivity, or the fear of feeling anxious, may put people who are already above-average worriers at risk for depression, according to Penn State researchers. Understanding how sensitivity to anxiety is a risk factor ...

Study sheds light on brain's fear processing center

Nov 25, 2009 | 5 / 5 (3) | 1

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

Sep 11, 2009 | 4 / 5 (4) | 1

(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

Jul 15, 2009 | 3 / 5 (4) | 0

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

Jul 07, 2009 | 4 / 5 (7) | 2

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 | 4 / 5 (5) | 0

(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 ...

Brain chemical reduces anxiety, increases survival of new cells

May 12, 2009 | 4.4 / 5 (10) | 0

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, ...

Log on to beat the Black Dog (w/Video)

Jun 10, 2009 | not rated yet | 1

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 ...

Is Your Cognitive And Physical Functioning Ok? A New Instrument To Check It

Apr 03, 2009 | 2.5 / 5 (4) | 0

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 ...

When adult patients have anxiety disorder, their children need help too

Jun 01, 2009 | 4.5 / 5 (2) | 0

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 ...

Forget all about it: Traumatic memories can be erased

Nov 09, 2009 | 5 / 5 (2) | 0

It is well known that fear memories are permanent. However, a recent paper in Science, evaluated by three Faculty Members for F1000, reports an extraordinary finding that supports the use of a drug to control recollections of tra ...

Forget it! A biochemical pathway for blocking your worst fears?

Mar 24, 2009 | 5 / 5 (4) | 0

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 ...

New mouse model of depression/anxiety enhances understanding of antidepressant drugs

May 27, 2009 | not rated yet | 1

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. ...

Two brain structures key to emotional balance especially in threatening situations

Oct 21, 2009 | 5 / 5 (1) | 0

Researchers have discovered that a primitive region of the brain responsible for sensorimotor control also has an important role in regulating emotional responses to threatening situations. This region appears to work in ...

Gene linked to anxious behavior in mice