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The blood-brain barrier is a natural membrane that protects your brain from toxins and germs.

Unfortunately, this barrier also hampers the delivery of important medicines and therapies into the brain.

But researchers now think they’ve figured out a way to get drugs past the blood-brain barrier.

A Mount Sinai research team delivered genetic therapies into the brains of mi...

Men with heart risk factors tend to lose their brain health more quickly than women with similar heart risks, a new study finds.

These men face brain decline as early as their mid-50s, while women are most susceptible from their mid-60s onward, researchers report in the Journal of Neurology Neurosurgery and Psychiatry....

People in Southern California with relatively high exposures to wildfire smoke over a decade also had significantly higher risks for dementia, a new study warns.

In fact, the fine-particle pollution created by these fires seems more closely tied to brain trouble than similar pollutants from factories and car exhaust, the researchers noted.

Over the long-term, every one-microgram-pe...

People whose genes put them at high risk for dementia may be able to fight Mother Nature and win, new research out of Sweden suggests.

The weapon: Working out on a regular basis to improve cardiorespiratory fitness, also known as CRF. 

CRF is the c...

WEDNESDAY, Nov. 20, 2024 (HealthDay News) -- A type 2 diabetes diagnosis before age 50 comes with a health risk that patients might not expect.

Especially if they are obese, these folks are more likely to develop dementia later, new research warns.

"Our study suggests that there may be a cognitive consequences to earlier onset type 2 diabetes, and it points to the need for stra...

Dementia strikes all races, but new research suggests thinking declines in poor seniors are often overlooked.

Among a group of more than 200 low-income patients who were treated at community health centers, 3 of 4 had undiagnosed cognitive issues, researchers reported recen...

Seniors who are drowsy during the day and find it hard to muster enthusiasm for activities could be at higher risk of a brain condition that precedes dementia, a new study warns.

These sleep-related problems are associated with "motoric cognitive risk syndrome," a pre-demen...

In 1972, Britain bumped up the total school years mandated for its children from 15 to 16 years.

That created a "natural experiment": Would Britons who got that extra year of education fare any better, neurologically, as they aged?

Unfortunately, the answer is "no."

"This surprised us," said study co-author and brain researcher Nicholas Judd

Sleep apnea appears to increase a person's odds of developing dementia, a new study finds.

The effect seems stronger among women compared to men, noted a research team from the University of Michigan.

Luckily, there are treatments available to help ease sleep apnea, noted study lead author Dr. Tiffany Braley

Folks with more money and better education are at less risk for developing dementia as they grow older, a new study shows.

People with advantaged backgrounds are less likely to develop mild cognitive impairment, and to progress from there to dementia, researchers found.

They also have a better chance ...

Find it hard to take time to exercise during your busy workweek?

No problem, a new study says -- one or two “weekend warrior” workouts are just as likely to help you maintain your brain health.

People who regularly exercise, whether solely on the weekend or thro...

Add Alzheimer’s disease to the list of conditions that might benefit from the revolutionary diabetes drug Ozempic, a new study says.

People with type 2 diabetes taking semaglutide appeared to have a significantly lower risk of developing Alzheimer’s compared to patients taking seven other diabetes drugs, researchers reported...

If you're in your 40s or 50s and have trouble getting and staying asleep, that's not a good sign for brain health as you age, new research suggests.

“Our study, which used brain scans to determine participants’ brain age, suggests that poor sleep is linked to nearly three years of additional brain aging as early as middle age," said study lead author

  • Ernie Mundell HealthDay Reporter
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  • October 24, 2024
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  • A new diagnosis of Alzheimer's or other dementia often spurs a person to move from their home, new research shows.

    “One possible explanation is that individuals with dementia and their caregivers may choose to move closer to family or informal ca...

    A new study finds persistent loneliness taking a toll on aging brains and significantly raising a person's odds for dementia.

    Research funded by the U.S. National Institute of Mental Health tracked self-reports of loneliness and the neurological health of more than 600,000 people worldwide.

    The study found loneliness was linked to a 31% rise in the likelihood that a person would go...

    Some people might have Long COVID symptoms because the coronavirus is still active inside their bodies, a new study finds.

    People with wide-ranging Long COVID symptoms were twice as likely to have SARS-CoV-2 proteins in their blood, indicating a persistent infection, researchers found.

    Overall, more than 4 in 10 patients with multiple Long COVID symptoms have such evidence of persis...

    A new, large study from France underscores the link between adult hearing loss and dementia.

    "Given the major burden of cognitive decline and the absence of curative treatment, identifying modifiable risk factors is of importance," a team led by Dr. Baptiste Grenier, of the Université Paris Cité, wrote Oct. 1 in the journal...

    More than 14 million seniors a year take a tumble, and those falls can be life-changing.

     "The relationship between falls and dementia appears to be a two-way street," said Molly Jarman, senior author of a new study showing that cognitive decline may increase an older person's risk for a fall and the tr...

    One in three former NFL players believe they have football-related brain damage that’s doing untold harm to their lives, a new study finds.

    Unfortunately, their fears might be harming their mental health on top of whatever risks they face from

  • Dennis Thompson HealthDay Reporter
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  • September 23, 2024
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  • It's called the MIND diet and its primary aim is to help guard against thinking and memory declines as you age. But does it work?

    Yes, claims new research that found following the MIND diet for 10 years produced a small but significant decrease in the risk of developing thinking, memory and concentration problems.

    “With the number of people with dementia increasing with the ag...

    A specific class of diabetes drug appears to lower people’s risk for dementia and Parkinson’s disease, a new study shows.

    Sodium-glucose cotransporter-2 (SGLT2) inhibitors, also known as gliflozins, lower blood sugar by prompting the kidneys to filter sugar out of the bloodstream and excrete it in urine, researchers said.

    But these drugs might also protect brain health, ...

    Two monoclonal antibody treatments to slow Alzheimer's disease, lecanemab (Leqembi) and donanemab (Kisunla), have been approved by the U.S. Food and Drug Administration over the past two years.

    It's thought the drugs curb Alzheimer's by reducing leve...

    People who live in areas with more nighttime light pollution could be at increased risk of Alzheimer’s disease, particularly those in middle age, a new study says.

    Nightly light pollution is more strongly linked to Alzheimer’s disease in people 65 and older than other known risk factors like alcohol abuse, kidney disease, depression and obesity, researchers reported Sept. 5 in...

    People can create many special moments if they include a loved one with dementia in their end-of-summer Labor Day getaway.

    However, they’ll need to take some special steps to make traveling as smooth as possible, according to the Alzheimer’s Foundation of America (AFA).

    “One last summer trip on Labor Day weekend can mean dealing with heavy traffic and packed airpor...

    Diabetes can age the brain by up to four years, a new study based on MRI scans shows.

    There was one silver lining: Healthy lifestyle changes could help prevent that neurological aging, the Swedish researchers said.

    “Having an older-appearing brain for one’s chronological age can indicate deviation from the normal aging process and may constitute an early warning sign for...

    A type of drug used to treat Alzheimer’s disease appears to slow the progression of Lewy body dementia, the brain disease that afflicted comedian Robin Williams prior to his suicide.

    Cholinesterase inhibitors prevent the breakdown of acetylcholine, a chemical messenger important for memory and learning.

    The drugs are commonly prescribed to treat symptoms related to memory, thi...

    A new type of cancer drug might help treat brain diseases like Alzheimer’s, mouse studies suggest.

    The drugs block an enzyme called indoleamine-2,3-dioxygenase 1 (IDO1), researchers reported.

    IDO1 inhibitors are being developed as a treatment for cancers like melanoma, leukemia and b...

    Where you live in the United States could play a role in whether you get a timely diagnosis of dementia, a new study says.

    The same person can have twice as much chance of getting a dementia diagnosis in some areas of the country than others, researchers found.

    And a timely diagnosis is becoming more and more critical, with research showing that earlier

  • Dennis Thompson HealthDay Reporter
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  • August 16, 2024
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  • Older Americans already dread shingles, and they may now have one more reason to do so: A painful episode could raise their odds for cognitive decline.

    A new study found a 20% higher risk that an older person would experience "subjective cognitive decline" if they'd gone through a bout of shingles.

    That was especially true for men who already carried the APOE4 gene, known to raise...

    Eating a healthy diet that dampens inflammation in the body could lower your odds for dementia, especially if you already have heart risk factors, a new Swedish study shows.

    So-called anti-inflammatory diets focus on foods like vegetables, fruits, whole grains, fish and beans and include heart-healthy regimens such as the Mediterranean diet.

    In a study involving more than 84,000 old...

    Many people with Parkinson's disease may fear dementia as a common consequence of the disease.

    But new research suggests dementia is not inevitable with Parkinson's, and in fact is less common than presumed.

    If dementia does occur, it typically does so much later in life than was previously assumed, the study also found.

    “These results provide more hopeful estimates of ...

    Fish oil supplements might help high-risk seniors stave off Alzheimer’s disease, a new study finds.

    Older people with a higher genetic risk of Alzheimer’s experienced slower breakdown of their brain’s nerve cell...

    New research has added two conditions to the list of 12 risk factors that boost the chances of a dementia diagnosis.

    The good news? You can guard against the development of both and researchers offer advice on exactly how to do that.

    In a study published Wednesday in 

  • Robin Foster HealthDay Reporter
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  • August 1, 2024
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  • The wildfires thats are increasing with climate change could harm the future brain health of humanity, a new study suggests.

    Wildfire smoke appears to increase people’s risk of a dementia diagnosis even more than other types of air pollution, researchers

    Skip the bacon and those holiday hot dogs: A new study finds eating processed red meats raises your odds for dementia.

    Overall, just two servings per week of processed red meat was linked to a 14% rise in dementia risk, compared to folks who ate less than three servings per month.

    The finding made sense to Heathe...

    Artificial intelligence is adding new luster to the old-fashioned EEG brain scan, increasing the potential usefulness of the century-old medical test, a new report says.

    The EEG, or electroencephalogram, tracks brain activity through a dozen or more electrodes stuck to the scalp. It is often used to detect

  • Dennis Thompson HealthDay Reporter
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  • July 31, 2024
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  • A new test gauging levels of key proteins in the blood was far more accurate than doctor assessments in spotting Alzheimer's disease in people with early-stage illness.

    The test, called APS2 (the amyloid probability score 2), was 91% accurate in diagno...

    Older people who avail themselves of the newest shingles vaccine could reap a hidden benefit: A significant drop in their odds of developing dementia.

    One expert applauded the new findings.

    "Dementia isn’t an inevitable part of aging; it’s caused by diseases like Alzheimer’s," said

  • Ernie Mundell HealthDay Reporter
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  • July 26, 2024
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  • Finding yourself packing on the pounds around your waist and arms? If so, you might be at heightened risk for neurological illnesses like Alzheimer's or Parkinson's, new research suggests.

    There was one other physical characteristic that lowered the odds, however: muscle strength. Stronger ...

    Alix Popham played in two rugby World Cups and won a Six Nations Grand Slam before retiring in 2011 as a professional in the rough-and-tumble game.

    By 2020, he had already been diagnosed with early onset dementia and probable chronic traumatic encephalopathy (CTE), a disabling brain dis...

    Hormone therapy for breast cancer might reduce a woman's later risk of dementia and Alzheimer's disease, a new study finds.

    Overall, hormone therapy is associated with a 7% lower risk of developing Alzheimer's or a related dementia later in life, according to findings published July 16 in the journal ...

    An AI program has proven better than doctors at sifting through the telltale signs that indicate who with early dementia will progress to Alzheimer's disease, a new study says.

    AI predicted in 4 cases out of 5 when early dementia would either remain stable or worsen into Alzheimer's, according to a report i...

    Some diabetes drugs appear to lower the risk that people with type 2 diabetes will develop dementia or Alzheimer's disease, a new evidence review says.

    The risk of dementia and Alzheimer's is significantly lower in pa...

    Benzodiazepines do not appear to increase dementia risk, but could have subtle long-term effects on brain structure, a new study reports.

    Researchers found no link between use of the sedative drug and a higher risk of dementia in a group of more than 5,400 adults in the Netherlands, according to findings published July 2 in the journal

  • Dennis Thompson HealthDay Reporter
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  • July 2, 2024
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  • Big pops of noise and light are always a part of Independence Day celebrations.

    But the "rocket's red glare" (and bang) can be disorienting and upsetting for people struggling with Alzheimer's.

    An expert offers up four key tips for caregivers on how to make this...

    Prostate medications might help reduce the risk of a specific type of dementia, a new study suggests.

    People were less likely to develop Lewy body dementia when taking drugs designed to treat urinary symptoms caused by an enlarged prostate, researchers reported June 19 in the journal Neurology.

    ...

    Genetics can play a role in a person's odds for Alzheimer's disease, and new research suggests differences in that risk are based on which parent had the illness.

    In a study of 4,400 people still "cognitively unimpaired," there was higher buildup of am...

    Women who deliver low-birth-weight babies could be more likely to have memory and thinking problems later in life, a new study warns.

    As seniors, these women had brain test scores that indicated one to two years of additional aging in their memory and thinking skills, compared with women who delivered normal-weight babies, according to results published June 12 in the journal

    After helping America through one of its worst tragedies, some responders to the events of 9/11 may now face another foe: Heightened risks for dementia.

    A new study looks at the health of thousands of firemen, construction workers and others who worked at the World Trade Center (WTC) si...

    A U.S. Food and Drug Administration advisory panel voted unanimously on Monday to recommend that the benefits of a new drug for Alzheimer's outweigh its harms, which can include brain swelling and bleeding.

    Eli Lilly's donanemab did slow declines in thinking skills in patients with early-stage Alzheimer's: Company data showed patient...