Tiny Brain Region Orchestrates How We Segment and Remember Life Events

Summary: Our memories don’t flow like a continuous stream—they’re divided into meaningful events, thanks to a tiny brain region called the locus coeruleus. New research shows this region acts like…

The aftermath of floods, hurricanes and other disasters can be hardest on older rural Americans – here’s how families and neighbors can help

Hurricanes, tornadoes and other extreme weather do not distinguish between urban and rural boundaries. But when a disaster strikes, there are big differences in how well people are able to…

Brain Criticality May Hold Key to Learning, Memory, and Alzheimer’s

Summary: New research proposes a unified theory of brain function based on criticality—a state where the brain teeters between order and chaos, allowing it to learn, adapt, and process information…

Chronic stress contributes to cognitive decline and dementia risk – 2 healthy-aging experts explain what you can do about it

The probability of any American having dementia in their lifetime may be far greater than previously thought. For instance, a 2025 study that tracked a large sample of American adults…

‘Grit’ and relentless perseverance can take a toll on brain health − particularly for people facing social stresses like racism

For many people, grit – the perseverance and passion for long-term goals – is a virtue. It is also a key ingredient in overcoming challenges, achieving success and maintaining resilience.…

Knowing Alzheimer’s Risk Lowers Anxiety, But Motivation Fades

Summary: A new study shows that learning about amyloid beta buildup — a risk factor for Alzheimer’s disease — does not increase emotional distress, but motivation to maintain healthy habits…

From Anxiety to Alzheimer’s, Music Makes a Difference

Summary: Music therapy is proving to be a powerful adjunct treatment for a range of conditions, including Alzheimer’s disease, chronic pain, movement disorders, and mental health issues. Research highlights how…

Alzheimer’s Study Identifies 16 Risk Genes

Summary: A large whole-genome sequencing study has uncovered 16 new genes linked to Alzheimer’s disease, expanding genetic research beyond European ancestry. Researchers analyzed data from 49,149 individuals, nearly half of…

Brain Bleeds Double Dementia Risk

Summary: Researchers have found that intracranial hemorrhages, or “brain bleeds,” double the risk of developing dementia later in life. While ischemic strokes caused by blood clots have long been linked…

Imaging Reveals Gut-Brain Connection in Alzheimer’s Disease

Summary: Scientists have used advanced X-ray phase-contrast tomography (XPCT) to uncover how gut health may influence Alzheimer’s disease. The study found structural changes in the gut of Alzheimer’s-affected mice, revealing…