Psychology & Psychiatry

Shrinking brain could aid diagnosis of clinical depression

(Medical Xpress) -- Parts of the brain appear to shrink when people suffer from severe depression, according to research funded by the Wellcome Trust and the National Institute for Health Research.

Medications

How new ketamine drug helps with depression

On March 5, the Food and Drug Administration (FDA) approved the first truly new medication for major depression in decades. The drug is a nasal spray called esketamine, derived from ketamine—an anesthetic that has made ...

Neuroscience

Novel mechanism regulating stress identified

Neuroscience researchers from Tufts have demonstrated, for the first time, that the physiological response to stress depends on neurosteroids acting on specific receptors in the brain, and they have been able to block that ...

Psychology & Psychiatry

How gut microbiome and diet can affect depression

An international group of researchers headed by André Carvalho has published in Psychotherapy and Psychosomatics a paper that provides new data and prospects for the links between the intestinal flora and several disorders, ...

Medical research

A microRNA plays role in major depression

A tiny RNA appears to play a role in producing major depression, the mental disorder that affects as many as 250 million people a year worldwide.

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