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Alzheimer's disease & dementia news
Neuroscience
It's not just in your head: Stress may lead to altered blood flow in the brain
While the exact causes of neurodegenerative brain diseases like Alzheimer's and dementia are still largely unknown, researchers have been able to identify a key characteristic in affected brains: reduced blood flow. Building ...
10 hours ago
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Neuroscience
Following anti-amyloid therapy, MRI shows no short-term change in waste clearance function in Alzheimer's patients
A group from Osaka Metropolitan University in Japan, led by graduate student Tatsushi Oura and Dr. Hiroyuki Tatekawa, found that treatment using the drug lecanemab to remove amyloid plaques in the brain does not change the ...
9 hours ago
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NAD⁺ restores memory in Alzheimer's disease models by correcting RNA errors
Alzheimer's disease (AD), the leading cause of dementia, affects nearly 40 million individuals globally, resulting in a gradual loss of memory and independence. Despite extensive research over the past decades, no treatments ...
Nov 10, 2025
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Zero-cost, AI-driven digital detection identifies Alzheimer's without additional clinician time
Few primary care practices are designed for the timely detection of Alzheimer's disease and related dementias. The limited time that primary care clinicians are able to spend with patients, the need to focus on the health ...
Nov 10, 2025
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Blood-platelet screening in midlife could identify early risk for Alzheimer's disease
A simple blood test for platelet activity at middle age could one day help identify people at risk for Alzheimer's disease decades ahead of time, allowing for possible preventive therapy.
Nov 10, 2025
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Review links air pollution and Alzheimer's and offers a preventive plan
A new peer-reviewed article published in the Journal of Alzheimer's Disease, by the Alzheimer's Research and Prevention Foundation, reveals compelling evidence that air pollution and climate stress are major (modifiable) ...
Nov 10, 2025
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New method to track progression of Alzheimer's, related dementias based on metabolic, vascular brain changes
Researchers from the Indiana University School of Medicine have developed a highly sensitive diagnostic that predicts a person's stage of dementia based on neurovascular and metabolic changes. They recently published their ...
Nov 10, 2025
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Just 3,000 steps a day linked to lower Alzheimer's risk in older adults
A new study suggests that even low levels of physical activity could protect the brain from Alzheimer's disease—but not in the way scientists expected.
Nov 9, 2025
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Why Alzheimer's patients forget loved ones
Few moments are more heartbreaking for families of Alzheimer's disease patients than when a loved one no longer recognizes them. New research from the University of Virginia School of Medicine published in Alzheimer's & Dementia ...
Nov 7, 2025
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New research finds dietary intervention of peanuts improves brain vascular function and memory
A study from the Institute of Nutrition and Translational Research in Metabolism (NUTRIM) at Maastricht University Medical Center, Maastricht, Netherlands, has found that the consumption of unsalted, skin-roasted peanuts ...
Nov 6, 2025
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Shared synaptic mechanism for Alzheimer's and Parkinson's disease unlocks new treatment possibilities
Parkinson's and Alzheimer's diseases are the two most common neurodegenerative disorders, affecting millions of people worldwide. Published in the Journal of Neuroscience, new research from the Okinawa Institute of Science ...
Nov 5, 2025
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Protective microglia subtype offers potential therapeutic pathway in Alzheimer's disease
In Alzheimer's disease—the leading cause of dementia—microglia, the brain's immune defenders, can act as both protectors and aggressors, shaping how the disease progresses.
Nov 5, 2025
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Study finds heart health in midlife predicts dementia risk in older age
People with signs of damage to their heart during middle age are more likely to develop dementia in later life, according to a new study led by University College London researchers.
Nov 5, 2025
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Alzheimer's can hijack communication between brain and fat tissue, potentially worsening metabolic health
A study from Houston Methodist sheds light on how Alzheimer's disease may contribute to larger health issues by hijacking the body's ability to regulate its metabolism.
Nov 5, 2025
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Study shows why living in a disadvantaged neighborhood may increase dementia risk
Cambridge researchers have discovered why living in a disadvantaged neighborhood may be linked to an increase in an individual's risk of dementia.
Nov 5, 2025
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Women's waist sizes could hold clue to their risk of cognitive decline as they age
Weight gain, especially at the waist, is common during the perimenopause and postmenopause period. Such gain, along with declining estrogen levels that are common after menopause, are linked with decreases in insulin sensitivity ...
Nov 5, 2025
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Study pinpoints source of free radicals in the brain that may fuel dementia
Free radicals generated at a specific site in non-neuronal brain cells called astrocytes may promote dementia, according to a Weill Cornell Medicine study. These findings, published in Nature Metabolism, demonstrated that ...
Nov 4, 2025
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Social interactions help to form lasting memories, study finds
Researchers from the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine), have uncovered a previously overlooked role of the hippocampus in shaping memory, revealing how social interactions can ...
Nov 4, 2025
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Significant variations in survival times of early onset dementia by clinical subtype
The survival rates of people with early onset dementia—diagnosed before the age of 65—vary considerably by clinical type, but sex, age, family history and co-existing conditions aren't specific risk factors, finds research ...
Nov 4, 2025
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Even modest amounts of physical activity may slow Alzheimer's disease among at-risk older adults
Increasing your steps by even a little bit may help slow down the progression of Alzheimer's disease among people at heightened risk, according to a new study. In a paper published in Nature Medicine, Mass General Brigham ...
Nov 3, 2025
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Optimal cardiovascular health among people with type 2 diabetes may offset dementia risk
Having optimal cardiovascular health may offset the risk of developing mild cognitive impairment and dementia for people with type 2 diabetes (T2D), even among those with a high genetic risk for cognitive decline, according ...
Nov 3, 2025
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Predicting the risk of heart disease and dementia in older adults: Q&A
More than 70% of people over 70 years old will one day develop cardiovascular disease, highlighting the need for effective diagnosis, treatment, and care for this population.
Oct 31, 2025
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How guided cognitive training may improve brain performance
The University of Texas at Arlington is expanding its research on brain health, focusing on how people navigate their surroundings and remember information. The findings could lead to improved strategies for enhancing brain ...
Oct 30, 2025
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Fruit flies offer new insights into how Alzheimer's disease risk genes affect the brain
Scientists have identified hundreds of genes that may increase the risk of developing Alzheimer's disease but the roles these genes play in the brain are poorly understood. This lack of understanding poses a barrier to developing ...
Oct 29, 2025
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Friend interactions help reduce loneliness for dementia caregivers, study finds
Daily interactions with friends, even through something as simple as a text message, may reduce momentary loneliness for caregivers tending to a family member with dementia.
Oct 29, 2025
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