Neuroscience
Histamine could be a key player in depression, according to study in mice
Bodily inflammation dampens levels of a "feel-good molecule" and antidepressants' ability to boost them, according to new research in mice.
Aug 17, 2021
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News tagged with serotonin
Psychology & Psychiatry
Eating for hunger or pleasure? Regulating these feeding behaviors involves different brain circuits
Many times we eat, not because we are hungry, but because of social pressures or because the food is so appetizing, that, even though we are full, we just want another bite.
Jul 27, 2021
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Neuroscience
'Unexciting' an anxious brain: Novel drug reduces anxiety-like behavior in mice
Anxiety, a feeling of fear, dread, and restlessness, is a perfectly normal reaction to stressful situations. However, a state of heightened anxiety, which is the reality for thousands of people who struggle to cope with these ...
Jun 29, 2021
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Cardiology
Link between depression and heart disease cuts both ways
The day 23-year-old Jordan Chaffiotte was discharged from the hospital following her successful open-heart surgery should have been a happy one. A cause for celebration.
May 25, 2021
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Medications
Best evidence suggests antidepressants aren't very effective in kids and teens. What can be done instead?
Even before COVID-19 lockdowns, school closures and strict social distancing, depression was on the rise in children and teenagers around the globe.
May 25, 2021
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Psychology & Psychiatry
Aggressive or friendly? The inflammatory protein interleukin 1β may decide
Aggression is common in many neuropsychiatric diseases, such as dementia, autism spectrum disorder, and schizophrenia. It causes many problems for patients and their families, but can be difficult to treat because little ...
May 18, 2021
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Genetics
A genetically encoded sensor to measure serotonin dynamics in vivo
Serotonin (5-HT), one of the primary hormones released in the human brain, has many essential functions. For instance, serotonin is known to stabilize the mood, produce feelings of well-being, regulate sleep patterns and ...
Psychology & Psychiatry
Serotonin transporters increase when depression fades, study shows
Low levels of serotonin in the brain are seen as a possible cause of depression and many antidepressants act by blocking a protein that transports serotonin away from the nerve cells. A brain imaging study at Karolinska Institutet ...
May 10, 2021
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Psychology & Psychiatry
Pumping the 'brain brake' in pediatric anxiety
As with any complex machine, sometimes a simple crossed wire or short circuit can cause problems with how it functions. The same goes for our brains, and even when the short circuit is uncovered, sometimes experts don't have ...
Mar 31, 2021
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Neuroscience
The neural mechanism of a circulatory response to stress
Although the heart beats autonomously, its function can be regulated by the brain in response to, for instance, stressful events. In a new study, researchers from the University of Tsukuba discovered a novel mechanism by ...
Mar 30, 2021
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