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PTSD

The image shows the position of the amygdala in the brain.

·November 1, 2013·4 min read

Researchers Determine How Treatment for Anxiety Disorders Silences Fear Neurons

Using mouse models, researchers report that exposure therapy remodels an inhibitory junction in the amygdala. The findings could improve understanding of how exposure therapy could suppress fear responses and help develop new treatment methods for those with anxiety disorders.

Featured Open Neuroscience Articles Psychology

·October 15, 2013·5 min read

New Role for ‘Hunger Hormone’: Study Finds Ghrelin Primes the Brain for PTSD

The "hunger hormone" ghrelin, when released during chronic stress, makes the brain more vulnerable to traumatic events. Researchers suggest this could predispose people to PTSD.

The illustration shows a human head with a thought bubble for a brain.

Featured Genetics

·September 18, 2013·5 min read

How Old Memories Fade Away

Researchers discover a gene essential for memory extinction. The finding could lead to new treatments for PTSD.

This image is a brain scan of a person with methamphetamine addiction.

Featured Neuroscience

·September 10, 2013·3 min read

Study Suggests Possibility of Selectively Erasing Unwanted Memories

Researchers erase drug associated memories in mice and rats without affecting other memories.

This shows neuron expressions in the amgydala and hippocampus.

Featured Psychology

·August 21, 2013·3 min read

Brain Circuit Can Tune Anxiety

Researchers have discovered a communication pathway between the amygdala and ventral hippocampus which appears to control anxiety. The findings could help pinpoint better targets for anti-anxiety treatments.

Featured Psychology

·August 15, 2013·2 min read

Worms May Shed Light on Human Ability to Handle Chronic Stress

New research into the brain cells of roundworms may help scientists better understand how some humans are better able to cope with stress.

Featured Neuroscience

·July 17, 2013·3 min read

Low Doses of Psychedelic Drug Erases Conditioned Fear in Mice

Researchers discover a low dose of psilocybin erased conditioned fear responses in mice. They suggest the agent could be a potential treatment for PTSD and related conditions.

This illustration shows the anatomy of the brain with the auditory cortex highlighted in green.

Featured Psychology

·June 30, 2013·4 min read

Researchers Discover Link Between Fear and Sound Perception

Researchers have discovered how fear can increase or decrease the ability to discriminate among sounds, depending upon context. The study provides insight into distorted sound perception with victims of PTSD.