Neuroscience

Learning and unlearning to fear: The two faces of noradrenaline

Emotional learning can create strong memories and powerful emotional responses, but flexible behavior demands that these responses be inhibited when they are no longer appropriate. Scientists at the RIKEN Brain Science Institute ...

Neuroscience

Researchers show how particular fear memories can be erased

Researchers at the University of California, Riverside have devised a method to selectively erase particular fear memories by weakening the connections between the nerve cells (neurons) involved in forming these memories.

Neuroscience

Running rats remember better

Young rats with access to a running wheel show improved memory later in life and increased activity of neurons generated in adulthood, finds a study published in eNeuro. The results raise the possibility that exercise early ...

Psychology & Psychiatry

Common antibiotic may help to prevent or treat PTSD

The common antibiotic doxycycline can disrupt the formation of negative associations in the brain, according to new research from UCL and the University of Zurich.

Psychology & Psychiatry

PTSD symptoms may be prevented with ketamine

Columbia University Medical Center (CUMC) researchers have found that a single dose of ketamine, given one week before a stressful event, can buffer against a heightened fear response.

Psychology & Psychiatry

Less is more: Exposure to stimuli for overcoming phobia

A team of investigators, led by Bradley S. Peterson, MD, director of the Institute for the Developing Mind at Children's Hospital Los Angeles, and Paul Siegel, PhD, associate professor of psychology at Purchase College of ...

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