MeSH tree: A08.186.211.200.885.287.249
In a new study, researchers have found that mice can instinctively exhibit rescue-like behavior toward anesthetized conspecifics—without any prior training or external rewards. The study, published in PNAS, offers compelling ...
Apr 24, 2025
0
61
Mass General Brigham researchers found that interactions between immune and brain cells drive fear responses, but treatment with psychedelics like MDMA and psilocybin may reverse these effects.
Apr 23, 2025
0
220
Expecting feedback from an avatar compared to a real human facilitates risk-taking behavior in a gambling task, and a brain region called the amygdala is central to this facilitation, according to a study published in PLOS ...
Apr 22, 2025
0
59
Dopamine is the brain's motivational spark, driving us to chase what feels good, say scrolling another reel on social media, and steer clear of what doesn't, like touching a hot stove.
Apr 22, 2025
0
103
A cruel consequence of advanced cancer is the profound apathy many patients experience as they lose interest in once-cherished activities. This symptom is part of a syndrome called cachexia, which affects about 80% of late-stage ...
Apr 13, 2025
0
27
The fatigue and lack of motivation that many cancer patients experience near the end of life have been seen as the unavoidable consequences of their declining physical health and extreme weight loss. But new research from ...
Apr 10, 2025
0
43
Immune molecules called cytokines play important roles in the body's defense against infection, helping to control inflammation and coordinating the responses of other immune cells. A growing body of evidence suggests that ...
Apr 7, 2025
0
1687
A person's level of political engagement can be informed by myriad factors, from education to environment. Now, a new study—published in the journal Brain and led by Northwestern University and Shirley Ryan AbilityLab—has ...
Apr 2, 2025
0
33
Researchers have gained a new understanding of how the brain processes reward and risk information. A study by neuroscientists Raymundo Báez-Mendoza from the German Primate Center (DPZ)—Leibniz Institute for Primate Research ...
Apr 2, 2025
0
44
A new study led by the Barcelona Institute for Global Health (ISGlobal) has found that children exposed to higher levels of air pollution in early and mid childhood have weaker connections between key brain regions. The findings, ...
Apr 1, 2025
0
32
