Post Traumatic Stress Disorder

Brain recalls old memories via new pathways

People with anxiety disorders, such as post traumatic stress disorder (PTSD), often experience prolonged and exaggerated fearfulness. Now, an animal study suggests that this might involve disruption of a ...

Jan 19, 2015
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How the gut feeling shapes fear

We are all familiar with that uncomfortable feeling in our stomach when faced with a threatening situation. By studying rats, researchers at ETH Zurich have been able to prove for the first time that our ...

May 22, 2014
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Mammography benefits overestimated, review says

An in-depth review of randomised trials on screening for breast, colorectal, cervical, prostate and lung cancers, published in the Journal of the Royal Society of Medicine, shows that the benefits of mammographic screening are li ...

Cutting health care costs isn't easy

Convincing the nation's most vulnerable citizens to avoid costly emergency department visits is proving harder than expected. A new study from the University of Iowa found improving access to affordable primary ...

Pupil response predicts depression risk in kids

How much a child's pupil dilates in response to seeing an emotional image can predict his or her risk of depression over the next two years, according to new research from Binghamton University.