Scientists traced a hidden immune route that may worsen tau-linked brain damage
Researchers traced an immune pathway from brain-draining lymph nodes to tau-affected tissue, revealing how peripheral immune activity may…
Childhood trauma affects brain pathways linked to adult anhedonia
Experiencing trauma in childhood can lead to a lack of motivation and less pleasure from rewards-or anhedonia-later in…
Astrocytes found to directly regulate memory consolidation during sleep
Research has shown that a good night’s sleep has many benefits, including memory consolidation. How sleep enables the…
A closer look at Parkinson’s brains finds tau where standard tests saw little
By examining six brain regions at single-molecule resolution, researchers identified a layer of tau pathology that conventional tissue…
Signals traveling from the gut through the vagus nerve help form memories
When French writer Marcel Proust famously recalled his childhood from the taste of a Madeline cookie, his stomach…
Spontaneous brain state fluctuations influence real-time memory formation
Most everyday moments are quickly forgotten, while others stay with us for a lifetime. How the brain determines…
Frequent TV watching links to higher white matter lesion volume
A 24-year ARIC analysis suggests that the setting in which people sit may matter for brain measures linked…
Study offers insight into how long-term inflammation may contribute to cognitive decline
The King’s College London study, published in Nature Communications, offers insight into how long-term inflammation may contribute to…
Study compares different light therapies for treating Alzheimer’s disease
“We wanted to compare the two most common tPBM paradigms head‑to‑head in a well‑established AD mouse model,” explains…
Sugary Diets May Cause Long-Term Memory Problems Even after Eating Improves
An analysis of 27 animal studies found that switching to a healthier diet improved memory performance, though the…
Discovery of memory switch in the brain opens new avenues for dementia therapies
“Why do patients with dementia or cognitive decline remain stuck in past memories?” KAIST researchers have identified, for…
Being optimistic can lower dementia risk by 15%, Harvard study finds
This is the 89th instalment in a series on dementia, including the research into its causes and treatment,…