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 ...

Neuroscience

Control of fear in the brain decoded

When healthy people are faced with threatening situations, they react with a suitable behavioural response and do not descend into a state of either panic or indifference, as is the case, for example, with patients who suffer ...

Neuroscience

Scientists discover a novel neuroimmune pathway

Research carried out collaboratively by Professors Qi Hai and Zhong Yi from Tsinghua University and Professor Hu Ji from the School of Life Science and Technology (SLST) of ShanghaiTech University was published in a Nature ...

Addiction

Study examines cannabis' effects on brain neurochemistry

A new Addiction Biology study provides the first evidence of a blunted response to stress-induced dopamine signaling in the brain's prefrontal cortex in individuals at high risk for psychosis who regularly used cannabis.

Psychology & Psychiatry

Study finds how stress, depression can shrink the brain

Major depression or chronic stress can cause the loss of brain volume, a condition that contributes to both emotional and cognitive impairment. Now a team of researchers led by Yale scientists has discovered one reason why ...

Psychology & Psychiatry

Decisions and stress and adolescents

Stressing out about a boyfriend or girlfriend or history test is part of a typical day for a teenager. But what is making these insignificant events seem like the end of the world?

Psychology & Psychiatry

Stress disrupts our ability to plan ahead

New research from Stanford University has found that stress can hinder our ability to develop informed plans by preventing us from being able to make decisions based on memory.

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