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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 (339 of 393). 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 (16 of 393). 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” (38 of 393). 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. 291 of 393 items have one.

Blood proteins that may predict brain and cardiovascular health issues identified

Medical Xpress Research

Researchers from the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine), have identified four proteins in the blood that could potentially help identify people at higher risk of worsening cerebrovascular disease, cognitive decline…

Read at Medical Xpress →

Smoking linked to higher risk of dementia

Medical Xpress Research

A major review of more than 2 million people has found current smokers face a higher risk of dementia, with researchers calling for brain health to feature more prominently in antismoking campaigns.

Read at Medical Xpress →

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.

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

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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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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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

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

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

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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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

Genetic risk combined with cardiovascular factors may help predict and delay dementia

Medical Xpress Research

Combining genetic risk with cardiovascular disease risk factors—such as high LDL cholesterol, obesity, and hypertension—may predict who is more likely to develop dementia, according to a new study led by UC San Francisco.

Why it matters: Combining genetic risk with cardiovascular disease risk factors—such as high LDL cholesterol, obesity, and hypertension—may predict who is more likely to develop dementia.

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

Gene 'switch' reverses Alzheimer's risk in experimental model

Medical Xpress Research

University of Kentucky researchers have developed a new experimental model that could point the way toward more effective Alzheimer's disease treatments by targeting one of the brain's most important genes for risk and resilience.

Why it matters: Researchers have developed a new experimental model that could point the way toward more effective Alzheimer's disease treatments.

Read at Medical Xpress → Archived copy (10 Mar 2026), Internet Archive

Just 3,000 steps a day linked to lower Alzheimer's risk in older adults

Medical Xpress Research

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.

Why it matters: A new study suggests that low levels of physical activity, like 3,000 steps a day, could protect the brain from Alzheimer's in unexpected ways.

Read at Medical Xpress → Archived copy (12 Nov 2025), Internet Archive