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Free to read, “May need a subscription” and “Archived copy”: what they mean

Whether an article is free to read is a guess, not a test of your access. Each item is one of three:

  • No label: free to read (303 of 347). The publisher’s page marks it free, or the outlet publishes free to read: Medical Xpress, ScienceDaily, NIH (incl. NIA and PMC), Alzheimer's Association, Alzheimer's News Today, NPR, Alzheimer's Disease International, or a .gov site.
  • May need a subscription (11 of 347). The publisher’s own page marks the article as not free to read, or — when the page says nothing — the outlet sells subscriptions: The New York Times, STAT, Scientific American, The Washington Post, The Wall Street Journal, Financial Times, The Economist, Bloomberg, The Atlantic, The New Yorker, Wired, Los Angeles Times, The Boston Globe, The Times, The Telegraph, New Scientist, Endpoints News, Science. Each badge says which.
  • “Free to read? Not known” (33 of 347). The outlet is on neither list and its page said nothing. We do not call these paywalled.

Archived copy links go to a copy the Internet Archive (web.archive.org) saved, dated the day it was saved. We show one only where the Internet Archive reported a working saved copy when we checked; an archived copy of a subscription article sometimes shows only its opening. 265 of 347 items have one.

Cholesterol transport protein emerges as possible target for Parkinson's treatment

Medical Xpress

Parkinson's disease (PD) is a neurodegenerative condition that causes the progressive loss of dopamine-producing neurons in a brain region called the substantia nigra. Its characteristic symptoms include tremors, slowed movements, rigid muscles and difficulties with balance.

Read at Medical Xpress →

New dementia risk tool designed for the countries that need it most

Medical Xpress

An international team led by Northumbria University has developed and validated a simple five-factor risk score to identify older people at elevated risk of dementia in low- and middle-income countries (LMICs)—where around 60% of the world's dementia cases now occur.

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Researchers identify connection between pulmonary hypertension and cognitive impairment

Medical Xpress Research

University of Pittsburgh and UPMC researcher-clinicians have uncovered why many pulmonary hypertension patients report symptoms of cognitive decline.

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Nurse-led program shown to improve midlife dementia risk profiles in new study

Medical Xpress Research

New research led by Monash University shows a multi-domain dementia risk reduction program delivered by general practice nurses can improve estimated dementia profiles in middle-aged adults, offering a practical new model for proactive brain health.

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More education reduces dementia risk decades later

Medical Xpress Diagnosis

A law that required British teenagers to stay in school for an additional year had an unexpected consequence nearly 50 years later: fewer dementia diagnoses.

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Tuberculosis vaccine's link to reduced dementia risk gains mechanistic support

Medical Xpress Research

Bacillus Calmette-Guerin (BCG), a vaccine widely used to prevent tuberculosis and treat bladder cancer, may also have properties that reduce the risk for dementia, according to new findings in a study of mice. …

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Greenspace in the immediate surroundings of the home linked to lower dementia risk

Medical Xpress Research

Urban residents with more greenery within 100 meters (328 feet) of their homes have a 20% lower risk of developing dementia over time, according to a new study from Stockholm University and Karolinska Institute that followed nearly 3,000 older adults for 16 years. …

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Gut microbiome could help identify people at risk of dementia

Medical Xpress Diagnosis

In what is thought to be the first study of its kind, researchers from Cardiff University and Imperial College London examined both gut bacteria and chemicals. Their findings could support earlier diagnosis and help spot people at risk of faster decline.

Read at Medical Xpress → Archived copy (20 Oct 2026), Internet Archive

Napping linked to dementia risk

Medical Xpress Research

Your napping habits might be a warning flag for dementia, a new study says.

Read at Medical Xpress → Archived copy (17 Oct 2026), Internet Archive

How the biggest Alzheimer's risk gene disrupts the process of insulating neurons

Medical Xpress

One of the main ways that the APOE4 gene variant, the biggest genetic risk factor for late-onset Alzheimer's disease, undermines brain circuit function is by disrupting the process of insulating neurons with a fatty sheath that optimizes their electrical transmission.

Read at Medical Xpress → Archived copy (16 Oct 2026), Internet Archive

Epilepsy associated with increased risk of dementia before age 65

Medical Xpress Research

People with epilepsy may be more likely to develop young-onset dementia than people without epilepsy, according to a study published in Neurology. Young-onset dementia, sometimes called early-onset dementia, develops before age 65. …

Read at Medical Xpress → Archived copy (15 Oct 2026), Internet Archive

Routine blood test may suggest future dementia risk

Medical Xpress Policy

A common blood test already carried out during routine health checks may contain clues about a person's long-term risk of dementia, according to research being presented at the ECNP Congress in Munich and published in the Journal of Alzheimer's Disease.

Read at Medical Xpress → Archived copy (12 Oct 2026), Internet Archive

Early-onset Alzheimer's disease shows different warning signs from established risk factors

Medical Xpress Diagnosis

A study by the University of Oulu and the University of Eastern Finland found that people who developed Alzheimer's disease before the age of 65 accumulated a wide range of health problems, particularly during the five years preceding diagnosis. …

Read at Medical Xpress → Archived copy (11 Oct 2026), Internet Archive

Life-course clinical obesity linked to signs of brain health changes in midlife

Medical Xpress Research

New research from the Bogalusa Heart Study has found that greater exposure to clinical obesity during young adulthood is associated with a greater burden of white matter changes in the brain by midlife…

Read at Medical Xpress → Archived copy (8 Oct 2026), Internet Archive

Health records link ADHD to more than fourfold higher risk of later cognitive impairment

Medical Xpress Research

A new study led by University of Pittsburgh School of Medicine researchers finds that adults with attention-deficit/hyperactivity disorder (ADHD) face a significantly higher risk of developing dementia or mild cognitive impairment later in life. …

Read at Medical Xpress → Archived copy (9 Oct 2026), Internet Archive

Obesity's link to lower risk of death in dementia points to likely importance of nutrition

Medical Xpress Diagnosis

People who are overweight or obese when they are diagnosed with dementia are likely to live longer than those in a normal weight range, according to a new study by Columbia University Mailman School of Public Health and NYU School of Global Public Health. …

Read at Medical Xpress → Archived copy (7 Oct 2026), Internet Archive

Why hearing loss deserves earlier attention in dementia prevention

Medical Xpress

Dr. Brent Tipping, a geriatrician at Wits Donald Gordon Medical Center (WDGMC), says that hearing loss more than doubles the odds of dementia, with visual impairment (both near and far) also elevating the risk.

Cited in this article, summarized in alzhub's library:
Read at Medical Xpress →

Research offers new hope for those at higher risk of Alzheimer's disease

Medical Xpress Research

A new study from the University of Missouri offers hope for those who are at significantly higher risk of developing Alzheimer's disease later in life.

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Genetic analysis reveals potential benefit of aspirin for reducing dementia risk

Medical Xpress

Low-dose aspirin was associated with a 70% lower risk of dementia among older people with a particular genetic profile, a new Monash University analysis has found, raising the possibility of a more personalized approach to dementia prevention.

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Menopause leaves a fingerprint that may predict dementia risk

Medical Xpress Research

As women go through menopause, they often sense that it's not just their bodies changing, but also their minds. They report hot flashes, anxiety, brain fog and trouble sleeping—all symptoms that can be traced back to the brain.

Why it matters: As women undergo menopause, they report symptoms such as brain fog, anxiety, and trouble sleeping, which can all be traced back to changes in the brain.

Read at Medical Xpress → Archived copy (2 Oct 2026), Internet Archive

Cognitive speed training linked to lower dementia incidence up to 20 years later

Medical Xpress Research

Adults age 65 and older who completed five to six weeks of cognitive speed training—in this case, speed of processing training, which helps people quickly find visual information on a computer screen and handle increasingly complex tasks in a shorter time period…

Why it matters: Cognitive speed training, which helps older adults quickly find visual information, is linked to a lower incidence of dementia up to 20 years later.

Read at Medical Xpress → Archived copy (11 Mar 2026), Internet Archive

Obesity and aging: Study links inflammation to cognitive decline

Medical Xpress Research

Obesity and older age are strongly associated with low-grade inflammation in the body, a condition that appears closely linked to cognitive decline and dementia. …

Why it matters: Obesity and older age are linked to low-grade inflammation, which appears closely connected to cognitive decline and dementia.

Read at Medical Xpress → Archived copy (7 Mar 2026), Internet Archive

Consuming 2–3 cups of coffee daily associated with lower dementia risk, better cognitive function

Medical Xpress Research

A new prospective cohort study by investigators from Mass General Brigham, Harvard T.H. Chan School of Public Health, and the Broad Institute of MIT and Harvard analyzed 131,821 participants from the Nurses' Health Study (NHS) and Health Professionals Follow-Up Study…

Why it matters: Analyzing 131,821 participants, this study links consuming 2–3 cups of coffee daily to a lower dementia risk and better cognitive function.

Cited in this article, summarized in alzhub's library:
Read at Medical Xpress → Archived copy (9 Feb 2026), Internet Archive

Speed-focused brain training tied to 25% lower dementia risk after 20 years

Medical Xpress Research

A simple brain-training exercise could reduce people's risk of developing dementia by 25%, a study said Monday, but with outside researchers expressing caution in interpreting the results.

Why it matters: A simple brain-training exercise could cut dementia risk by 25% after 20 years, though outside researchers caution how the results are interpreted.

Read at Medical Xpress → Archived copy (14 Feb 2026), Internet Archive

Protein buildup in brain blood vessels linked with increased 5-year risk of dementia

Medical Xpress Research

Cerebral amyloid angiopathy (CAA) is a condition where protein (called amyloid) builds up in the brain, making blood vessels weak. People with CAA are four times more likely to develop dementia within five years, regardless of whether they have had a stroke…

Why it matters: People with cerebral amyloid angiopathy are four times more likely to develop dementia within five years, regardless of whether they have had a stroke.

Read at Medical Xpress → Archived copy (15 Feb 2026), Internet Archive

Smoking, blood pressure and diabetes each show distinct dementia-related brain changes

Medical Xpress Research

Almost half of all dementia cases can be attributed to risk factors that we can potentially influence ourselves, such as smoking and high blood pressure. …

Why it matters: Almost half of all dementia cases can be attributed to risk factors that we can potentially influence ourselves, such as smoking and high blood pressure.

Read at Medical Xpress → Archived copy (7 Feb 2026), Internet Archive

Nitrate in drinking water linked to increased dementia risk while nitrate from vegetables is linked to a lower risk

Medical Xpress Research

New research from Edith Cowan University (ECU) and the Danish Cancer Research Institute (DCRI) investigated the association between the intake of nitrate and nitrite from a wide range of different sources, and the associated risk of dementia.

Why it matters: New ECU and DCRI research links nitrate intake from drinking water to higher dementia risk, while vegetable nitrate is linked to lower risk.

Read at Medical Xpress → Archived copy (27 Jan 2026), Internet Archive

People with obesity may have a higher risk of dementia

Medical Xpress Research

People with obesity and high blood pressure may face a higher risk of dementia, according to a new study published in The Journal of Clinical Endocrinology & Metabolism.

Why it matters: A new study indicates that people with obesity and high blood pressure may face an increased risk of developing dementia.

Read at Medical Xpress → Archived copy (22 Jan 2026), Internet Archive

Experts provide policy roadmap to reduce dementia risk

Medical Xpress Policy

A national panel of experts has issued the strongest call yet for the Department of Health and Social Care to overhaul how it approaches dementia prevention…

Why it matters: A national panel of experts has issued a call for the Department of Health and Social Care to overhaul its approach to dementia prevention.

Read at Medical Xpress →

Study finds ongoing under-diagnosis of high blood pressure in people over 50 in Ireland

Medical Xpress Diagnosis

High blood pressure becomes more common after age 40, yet new research from The Irish Longitudinal Study on Ageing (TILDA) at Trinity College Dublin shows that many people in Ireland with hypertension are still not optimally diagnosed or treated based on European Guidelines. …

Why it matters: New research shows many people over 50 in Ireland with high blood pressure are still not optimally diagnosed or treated based on European Guidelines.

Read at Medical Xpress → Archived copy (4 Feb 2026), Internet Archive