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TL;DR: A 2026 preprint on medRxiv used resting-state functional MRI (fMRI), a brain-connectivity scan taken while people are not doing a task, to divide older adults at Alzheimer’s risk into anxiety biotypes that responded differently to frontal-lobe tDCS stim…
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TL;DR: A 2026 study in Nature Communications found that different brain-connectivity measures predicted different parts of associative learning: functional connectivity predicted acquisition, structural connectivity predicted extinction learning, and effective…
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TL;DR: A 2026 pilot study in Food & Function found that one month of extra virgin olive oil intake was associated with higher resting-state occipital functional connectivity than regular olive oil in 9 healthy young adults. Key Findings Occipital connectivity…
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Individuals at risk for cannabis use disorder (CUD) exhibit increased dynamic fluidity and altered connectivity patterns in brain networks, suggesting early changes in brain function that may contribute to cannabis addiction risk. Highlights: At-risk individua…
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Antidepressant treatment in OCD is linked to structural and functional brain changes, particularly in corticosubcortical areas, but these findings need further validation in larger, more homogeneous samples. Highlights: Antidepressant Use: Antidepressants, esp…
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A study found that REM sleep deprivation significantly impacts brain connectivity, particularly within the default mode network (DMN) and between the DMN and other brain networks, highlighting the importance of REM sleep for maintaining optimal brain function.…
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Expert chess players use chunk memory to make better decisions, showing unique brain connectivity that helps them perform well even against tougher opponents. Highlights: Consistent Performance: Expert chess players perform equally well regardless of the diffi…
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Stimulants like caffeine, methylphenidate, and modafinil have repeatedly been shown to boost cognitive abilities such as attention, focus, and memory in healthy individuals. A new study provides insight into the underlying brain mechanisms of this cognitive en…
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New research reveals that increased inflammation, indicated by higher levels of a protein called VCAM-1, is associated with decreased gray matter and altered brain connectivity in patients with major depressive disorder (MDD). These brain changes also correlat…
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A new brain imaging study has uncovered structural differences in the white matter of young men diagnosed with narcissistic personality disorder (NPD). These differences provide clues into the neural correlates underlying the grandiose sense of self and lack o…
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