Medical research

How micro-circuits in the brain regulate fear

The brain mechanisms underlying the suppression of fear responses have attracted a lot of attention as they are relevant for therapy of human anxiety disorders. Despite our broad understanding of the different brain regions ...

Diseases, Conditions, Syndromes

Covid can infect brain cells: study

The coronavirus can infect brain cells, leading to a reaction that could possibly trigger neurological and psychological complaints, Dutch researchers said on Thursday.

Diseases, Conditions, Syndromes

Autopsy study shows how COVID harms the brain

The brains of people who died from COVID-19 were remarkably similar to the brains of people who die from neurodegenerative diseases such as Alzheimer's and Parkinson's, showing inflammation and disrupted circuitry, researchers ...

Psychology & Psychiatry

How pregnancy turns the stress response on its head

The link between psychological stress and physical health problems generally relates to a stress-induced immune response gone wild, with inflammation then causing damage to other systems in the body. It's a predictable cascade—except ...

Neuroscience

How does the immune system keep tabs on the brain?

Alzheimer's disease, multiple sclerosis, autism, schizophrenia and many other neurological and psychiatric conditions have been linked to inflammation in the brain. There's growing evidence that immune cells and molecules ...

Oncology & Cancer

Brain cancer linked to tissue healing

The healing process that follows a brain injury could spur tumor growth when new cells generated to replace those lost to the injury are derailed by mutations, Toronto scientists have found. A brain injury can be anything ...

Psychology & Psychiatry

Brain tissue yields clues to causes of PTSD

A post-mortem analysis of brain tissue from people who had been diagnosed with post-traumatic stress disorder (PTSD) may help explain enduring mysteries about the disorder, such as why women are more susceptible to it and ...

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