Alzheimer's disease not only robs people of their memory but also affects mood, often causing anxiety and depression. Until now, scientists haven't fully understood how these symptoms are connected in ...

Scientists discovered that sleep deprivation damages a key brain circuit responsible for social memory, making it harder to recognize familiar individuals. In laboratory studies, caffeine restored ...

Scientists have known for some time that Alzheimer’s disease affects brain regions differently. And they have a detailed understanding of how misfolded tau forms toxic tangles in the brain, impairing ...

A new study has uncovered a key mechanism that helps one of the deadliest brain cancers evade the immune system, according to ...

Microplastics could be fueling neurodegenerative diseases like Alzheimer's and Parkinson's, with a new study highlighting five ways microplastics can trigger inflammation and damage in the brain. More ...

New peer-reviewed research from University College Cork traces how voluntary exercise reshapes tryptophan metabolism through the gut microbiota, lowering a key receptor in the memory center of the ...

Researchers have discovered a new way that brain plasticity is controlled in early life, offering insight into the little-understood phenomenon of critical-period closure. In the months or years after ...

Scientists have long known that stress and addiction travel together, but the biological connection between a hard day and a hard-to-break habit has been far less clear. New research now identifies a ...