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Keep Hope Not Fear Alive

Keep Hope Not Fear Alive

This recent series of posts has used the example of Stephen Colbert’s satirical “March to Keep Fear Alive” as an illustration of a larger point: humans evolved to be fearful – a major feature of the brain’s negativity bias that helped our ancestors pass on their genes. Consequently, as much research has shown, we’re usually […]

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Limic system of the brain

Conclusive Evidence That Stomach Bacteria Influence Brain Chemistry And Behavior

For the first time, researchers at McMaster University have conclusive evidence that bacteria residing in the gut influence brain chemistry and behavior. The findings are important because several common types of gastrointestinal disease, including irritable bowel syndrome, are frequently associated with anxiety or depression. In addition, there has been speculation that some psychiatric disorders, such […]

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Researcher Mark Ellenbogen

Children Of Parents With Bipolar Disorder Have Higher Hormonal And Emotional Reactivity To Stress

Children whose mother or father is affected by bipolar disorder may need to keep their stress levels in check. A new international study, led by Concordia University, suggests the stress hormone cortisol is a key player in the mood disorder. The findings published in Psychological Medicine, are the first to show that cortisol is elevated […]

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Researcher John Sheridan

Researchers See A ‘Picture’ Of Threat In The Brain That May Lead To New Model Of Neuroinflammation

A team of researchers is beginning to see exactly what the response to threats looks like in the brain at the cellular and molecular levels. This new information, including the discovery that a model of social stress can increase inflammation among brain cells, should provide new insight into how the stress response affects inflammatory and […]

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Neurochemical Cascade

Neuroscientists Discover New ‘Chemical Pathway’ In The Brain For Stress

A team of neuroscientists at the University of Leicester, UK, in collaboration with researchers from Poland and Japan, has announced a breakthrough in the understanding of the ‘brain chemistry’ that triggers our response to highly stressful and traumatic events. The discovery of a critical and previously unknown pathway in the brain that is linked to […]

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