Neuroscience

Sudden stress shifts human brain into survival mode

(Medical Xpress) -- In threatening situations, the brain adapts within seconds to prepare for an appropriate response. Some regions are temporarily suppressed. Others become more active and form temporarily alliances for ...

Psychology & Psychiatry

Acute stress leads to dynamic changes in the brain

Did math problems make you stressed at school? That's what happened to participants in a study of the brain's reaction to stress. For the first time, researchers looked at the entire duration of such a situation. They found ...

Diseases, Conditions, Syndromes

Coronavirus infections may lead to delirium and potentially PTSD

People taken ill by coronavirus infections may experience psychiatric problems while hospitalised and potentially after they recover, suggests an analysis of past research led by the UCL Institute of Mental Health with King's ...

Health

Stress and alcohol 'feed' each other

Acute stress is thought to precipitate alcohol drinking. Yet the ways that acute stress can increase alcohol consumption are unclear. A new study investigated whether different phases of response to an acute stressor can ...

Diseases, Conditions, Syndromes

'Brain fog' following COVID-19 recovery may indicate PTSD

A new report suggests that lingering "brain fog" and other neurological symptoms after COVID -19 recovery may be due to post-traumatic stress disorder (PTSD), an effect observed in past human coronavirus outbreaks such as ...

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