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Alzheimer's disease & dementia news
Neuroscience
Increasing the level of the protein PI31 demonstrates neuroprotective effects in mice
One fundamental feature of neurodegenerative diseases is a breakdown in communication. Even before brain cells die, the delicate machinery that keeps neurons in touch—by clearing away protein waste at the synapses—starts ...
18 hours ago
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Neuroscience
Unique brain cell may hold key to Alzheimer's disorientation
Losing your sense of direction is one of the earliest and most distressing signs of advanced Alzheimer's disease. Now, a new study from the University of Michigan sheds light on a unique neuron that may hold the key to understanding ...
20 hours ago
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Timing of hormone replacement therapy may influence Alzheimer's disease risk, study suggests
The timing of hormone replacement therapy may make a big difference in a woman's risk of developing Alzheimer's disease. Starting treatment within five years of menopause may lower the risk by as much as 32%, but delaying ...
19 hours ago
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Ten ways diabetes and dementia are linked
The link between diabetes and dementia is becoming increasingly clear. New research shows how blood sugar problems affect brain health and vice versa. Here are ten evidence-based insights into how the two conditions are related.
21 hours ago
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Association between trust of researchers and willingness to participate in Alzheimer's disease biomarker research
A new study has found that trust in researchers is the strongest factor influencing whether older adults are willing to participate in Alzheimer's disease and related dementia (ADRD) biomarker research. In a survey of 399 ...
23 hours ago
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Use of psychotics twice as high in aged care residents with dementia
Despite positive signs in reducing overuse of psychotropic medication in aged care, some areas still need urgent attention according to Macquarie University's Associate Professor Magda Raban.
23 hours ago
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Digital cognitive test offers early Alzheimer's screening in primary care
Alzheimer's disease is the most common cause of dementia. As new disease-modifying treatments for Alzheimer's disease are now becoming available, both early and accurate diagnosis in a resource-efficient assessment process ...
Sep 15, 2025
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New study links blood proteins to Alzheimer's disease and memory loss
Researchers at Emory Goizueta Brain Health Institute and partner institutions have found new clues in the blood that could help explain why Alzheimer's disease develops and how it affects memory.
Sep 12, 2025
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For migrants, dementia can mean losing a language—and a whole world
You may have lived in Australia for most of your adult life, speaking English every day. But if you acquired the language later in life and then develop dementia—a brain condition that affects thinking, memory and everyday ...
Sep 12, 2025
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Junk food diet can quickly disrupt memory circuits in the brain, study finds
A new study from UNC School of Medicine researchers, published this week in Neuron, reveals a unique look at how junk food rewires the brain's memory hub—leading to risk of cognitive dysfunction. This new research opens ...
Sep 11, 2025
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Scientists reveal how the brain uses objects to find direction
We take our understanding of where we are for granted, until we lose it. When we get lost in nature or a new city, our eyes and brains kick into gear, seeking familiar objects that tell us where we are.
Sep 11, 2025
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Cell defect in exosomes linked to development of Alzheimer's
They're tiny particles—with potentially huge human consequences. Researchers from Aarhus University have identified a defect in the production of so-called exosomes in cells, associated with a mutation seen in dementia ...
Sep 11, 2025
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Portable light-based brain monitor shows promise for dementia diagnosis
Early and accurate diagnosis of dementia remains a major challenge. Standard approaches such as MRI and PET scans can provide valuable information about brain structure and function, but they are expensive, not always accessible, ...
Sep 11, 2025
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AI-powered eye scan predicts risk of cognitive decline and dementia
A new study led by researchers from the Yong Loo Lin School of Medicine at the National University of Singapore (NUS Medicine) has demonstrated that artificial intelligence (AI) analysis of retinal photographs can predict ...
Sep 11, 2025
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Three caregiver personas emerge from dementia medication management study
Understanding the strategies and unmet needs of caregivers managing medications for people with Alzheimer's disease or related dementias may improve the lives of both caregivers and patients. A recent study, whose authors ...
Sep 11, 2025
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Alzheimer's disease digital resources lacking for Latinos, Hispanics in Los Angeles years after COVID-19, study finds
Although Latinos and Hispanics are at elevated risk for Alzheimer's disease and account for almost half of Los Angeles County's population, a recent UCLA Health study finds that accessible digital resources for these communities ...
Sep 11, 2025
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Microplastic exposure linked to Alzheimer's disease in mice with APOE4 gene
Micro- and nanoplastics prevalent in the environment routinely enter the human body through the water we drink, foods we eat, and even the air we breathe. Those plastic particles infiltrate all systems of the body, including ...
Sep 10, 2025
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How a rare gene variant contributes to Alzheimer's disease
A new study from MIT neuroscientists reveals how rare variants of a gene called ABCA7 may contribute to the development of Alzheimer's in some of the people who carry it.
Sep 10, 2025
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Protein found in the eye and blood significantly associated with cognition scores
Neurocognitive impairments are classified by pathological changes with potential for destruction of neural tissue. One change known to occur in neurodegenerative disorders is an accumulation of proteins causing pathological ...
Sep 10, 2025
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UK aims to transform Alzheimer's diagnosis with blood test trial
UK researchers on Wednesday announced the trial of a blood test for Alzheimer's which it is hoped will transform diagnosis of the disease.
Sep 10, 2025
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How fat disables the brain's immune shield in Alzheimer's disease
It was long thought that fat in the brain played no role in neurodegenerative diseases, but Purdue University researchers are challenging that assumption.
Sep 9, 2025
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Research reveals a promising new target to thwart Alzheimer's decades before symptoms start
A person will have Alzheimer's years before ever knowing it. The disorienting erasure of memories, language, thoughts—in essence, all that makes up one's unique sense of self—is the final act of this enigmatic disease ...
Sep 9, 2025
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Odds of dementia strongly linked to number of co-existing mental health disorders
The odds of developing dementia are strongly linked to the number of co-existing mental health disorders, rising from twice as high for one disorder to 11 times as high for four or more, finds research published in the open ...
Sep 9, 2025
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Zero-burden technologies show that brighter days and cooler nights could improve sleep in dementia
Implementing changes to indoor environments, such as cooler bedrooms at night and increasing the amount of bright light during the day, could significantly improve sleep for people living with dementia, according to a study ...
Sep 9, 2025
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Brain iron levels detected by MRI can predict cognitive impairment and decline
A special MRI technique that detects iron levels in different regions of the brain can predict the onset of mild cognitive impairment and cognitive decline in cognitively unimpaired older adults, potentially creating a pathway ...
Sep 9, 2025
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