According to researchers, there is an optimum amount of dopamine that should be present within the brain. This optimum amount can help improve cognitive performance on tasks, researchers report.
Disputing other findings, researchers report there is no direct link between inflammation and depression. The study reports depression may only have a link to inflammation as a result of specific lifestyle features, such as smoking or obesity.
Anandamide, an endogenous compound produced in the body, plays a role in reversing memories of traumatic events. The findings could lead to new treatments for PTSD.
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Autonomic mimicry in human social interactions is significant, a new study reports. Researchers found in computer facial simulations where the pupils were dilated, test subjects trusted the simulated face more and mimicked the pupillary response.
Recent antibiotic use impacts the way in which people pay attention to negative facial expressions. Findings shed light on how antibiotic use can increase the risks of depression.
A new language-switching experiment revealed traditional categorization of brain areas may not be sufficient. Researchers set their sights on the caudal inferior parietal cortex to better understand functional categorization in the brain.
Exploring a new environment helps boost dopamine levels which are projected to the hippocampus, decreasing the threshold for learning. However, in older people, the novelty of a new environment doesn't boost memory as much as it does in younger people.