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Alzheimer’s risk declines sharply with one daily lifestyle change, researchers say

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Alzheimer’s risk declines sharply with one daily lifestyle change, researchers say

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Increasing physical activity in midlife or later may reduce the chances of developing dementia by up to 45%, according to a recent study published in JAMA Network Open.

Researchers at the Boston University School of Public Health analyzed data from more than 4,300 people in the Framingham Heart Study Offspring, all of whom were dementia-free at the start of the study.

The individuals completed a questionnaire reporting their amount of sleep and level of physical activity (sedentary, slight, moderate or heavy), according to the study report.

DEMENTIA RISK COULD BE LINKED TO WALKING SPEED, STUDY SUGGESTS

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Study design and key findings

The researchers analyzed the individuals’ physical activity throughout three life stages — early adult (ages 26-44 years), midlife (45-64 years) and late life (65-88 years).

Increasing physical activity in midlife or later may reduce the chances of developing dementia by up to 45%, according to a recent study published in JAMA Network Open. (iStock)

They followed the participants for an average span of 37.2, 25.9 and 14.5 years, respectively, to monitor the onset of Alzheimer’s and other types of dementia.

Those in the top two quintiles of midlife physical activity were associated with a 40% lower all-cause dementia risk over a 26-year period, compared to those with the lowest activity level.

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People in the top two quintiles of late-life physical activity were associated with a 36% to 45% lower dementia risk over 15 years.

Thise with the highest midlife physical activity were associated with a 40% lower all-cause dementia risk over a 26-year period, compared to those with the lowest activity level. (iStock)

“These results may help to inform more precise and effective strategies to prevent or delay the onset of dementia in later life, and support evidence that the benefits of physical activity on the brain may extend to earlier in life than previously thought,” study author Phillip Hwang, Ph.D., from the Department of Epidemiology at the Boston University School of Public Health, told Fox News Digital. 

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Higher activity in midlife was associated with lower dementia risk only in people without APOE4, a genetic variant linked to higher Alzheimer’s risk.

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However, this was not the case with the late-life higher activity group, which showed reduced dementia risk among both APOE4 carriers and those without the gene, according to the study.

The exercise-brain link

“There are several possible mechanisms through which physical activity is thought to lower the risk of dementia, such as improving brain structure and function, reducing inflammation and exerting benefits on vascular function,” Hwang told Fox News Digital.

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Physical activity may also directly impact Alzheimer’s disease pathology, such as the buildup of toxic beta-amyloid in the brain, according to the researcher.

Physical activity may also directly impact Alzheimer’s disease pathology, such as the buildup of toxic beta-amyloid in the brain. (iStock)

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“These potential mechanisms may contribute to facilitating cognitive reserve, which can delay late-life cognitive impairment.”

More research is needed to understand whether these possible causes all happen at the same time throughout a person’s life, or if different causes emerge at different stages, the researchers said.

Expert reactions

Dr. Cathryn Devons, M.D., who specializes in geriatric medicine at Phelps Hospital Northwell Health in Sleepy Hollow, New York, was not part of the study but commented on the findings.

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Exercise can lower the risk of hypertension, stroke, vascular disease, cholesterol levels and diabetes — “all the things that put you at risk for circulatory problems to the brain,” she told Fox News Digital.

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The doctor also noted that exercise is known to help to reduce inflammation, which can protect brain health.

Study limitations

One limitation of the study is that physical activity was based on self-reporting, Hwang told Fox News Digital.

Physical activity may also directly impact Alzheimer’s disease pathology, such as the buildup of toxic beta-amyloid in the brain. (AP Photo/Evan Vucci, File)

“While we can say from these results that higher levels of overall physical activity are associated with reduced dementia risk, these results cannot translate well to recommendations about specific exercise types,” he said.

Also, the level of physical activity in early adulthood was not linked with all-cause dementia or Alzheimer’s dementia.

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“We may have been underpowered to detect associations with early adult life physical activity due to the small number of dementia cases in this age group,” the authors noted.

Devons agreed that while the study may have limitations, it supports the idea of exercise lowering the risk of dementia.

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Measles outbreak explodes in South Carolina; multiple people hospitalized as cases surpass 200

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Measles outbreak explodes in South Carolina; multiple people hospitalized as cases surpass 200

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The South Carolina Department of Public Health (DPH) is sounding the alarm after 26 new measles cases were reported since Friday, bringing the total number of cases in the state’s latest outbreak to 211.

DPH first reported a measles outbreak Oct. 2 in the Upstate region. As of Tuesday, 144 people are in quarantine and seven people are in isolation.

Of the 211 cases, 45 involve children under 5, 143 cases involve children ages 5 to 17, 17 cases involve adults and six cases involve minors whose ages weren’t disclosed.

DPH said 196 of the 211 infected individuals were unvaccinated, four were partially vaccinated, one was vaccinated and 10 are either still being investigated or have an unknown vaccination status.

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MEASLES CASES CONFIRMED AT FOUR MAJOR US AIRPORTS ACROSS COUNTRY AMID PEAK HOLIDAY TRAVEL

Hundreds of people in South Carolina have contracted the measles, and a few have been hospitalized. (Jan Sonnenmair/Getty Images)

Officials said 19 of the new cases were associated with “exposures in known households and previously reported school exposures,” and four resulted from church exposures.

DPH identified public exposures at Sugar Ridge Elementary and Boiling Springs Elementary and began notifying potentially exposed students, faculty and staff Dec. 31. 

There are nine students in quarantine from the two schools.

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Of the 211 cases, 45 involve children under 5 years old. (iStock)

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Exposures also happened at the Tabernacle of Salvation Church, Unitarian Universalist Church of Spartanburg, Slavic Pentecostal Church of Spartanburg and Ark of Salvation Church.

The source of one case is unknown, while two others are still being investigated.

Although complications from measles are not reportable, officials said four people, including adults and children, required hospitalization for complications from the disease.

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Officials recommend all children be vaccinated against measles. (Raquel Natalicchio/Houston Chronicle via Getty Images)

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Additional cases required medical care, but the infected individuals were not hospitalized.

Those infected with measles are contagious from four days before the rash appears and may be unaware they can spread measles before they know they have the disease, according to DPH.

DPH said it is important for those with a mild illness or those who are in quarantine to stay home to protect others.

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“We encourage employers to support workers in following DPH recommendations to stay out of work while ill or in quarantine, which also protects businesses, other workers and clients,” officials wrote in a statement.

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DPH said vaccinations continue to be the best way to prevent measles and stop the outbreak.

Though the CDC recently released new vaccine recommendations under Health and Human Services Secretary Robert F. Kennedy Jr., its guidelines still dictate all children should be immunized for measles, mumps, rubella, polio, pertussis, tetanus, diphtheria, Haemophilus influenzae type B (Hib), pneumococcal disease, human papillomavirus (HPV) and chickenpox.

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Common pain relievers may raise heart disease and stroke risk, doctors warn

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Common pain relievers may raise heart disease and stroke risk, doctors warn

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Many might assume that over-the-counter (OTC) medications are generally safer than stronger prescription drugs, but research shows they can still present risks for some.

Certain common OTC painkillers have been linked to an increased risk of high blood pressure, stroke and heart attacks.

Potential risk of NSAIDs

Non-steroidal anti-inflammatory drugs (NSAIDs) — which are used to reduce pain, fever and inflammation — have been pinpointed as the class of medicines most linked to elevated cardiovascular risk.

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“This is because they reduce the production of certain chemicals called prostaglandins,” Maryam Jowza, M.D., an anesthesiologist at UNC Health in North Carolina, told Fox News Digital. “These chemicals are involved in inflammation, but they are also involved in other body functions, such as influencing the tone of blood vessels.”

Certain common OTC painkillers have been linked to an increased risk of high blood pressure, stroke and heart attacks. (iStock)

Dr. Marc Siegel, Fox News senior medical analyst, echoed the potential risk of NSAIDs. 

“They can lead to high blood pressure, heart attack and stroke via fluid retention and salt retention,” he told Fox News Digital. “This increases volume, puts a strain on the heart and raises blood pressure.”

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Common examples of NSAIDs include ibuprofen, naproxen, aspirin, diclofenac, indomethacin and celecoxib.

Randomized trials found that ibuprofen caused the biggest spikes in blood pressure, followed by naproxen and then celecoxib. 

“In general, the increase in blood pressure is more likely with higher doses and longer duration of treatment,” said Jowza, who is also an associate professor in the Department of Anesthesiology at the UNC School of Medicine.

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NSAIDs can also increase stroke risk, especially at high doses and with long-term use, the doctor added. 

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Diclofenac was linked to the highest cardiovascular risk, the doctor cautioned. Ibuprofen can also raise blood pressure and has been associated with a higher heart attack and stroke risk, but not as high as diclofenac. Naproxen carries a lower cardiovascular risk than ibuprofen or diclofenac, but is not entirely risk-free.

NSAIDs have been pinpointed as the class of medicines most linked to elevated cardiovascular risk. (iStock)

“The practical takeaway is that diclofenac is generally the least favorable choice in patients with elevated cardiovascular risk, and all NSAIDs should be used at the lowest effective dose for the shortest duration,” Dr. Nayan Patel, pharmacist and founder of Auro Wellness in Southern California, told Fox News Digital.

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Aspirin is an exception — although it is an NSAID, it actually reduces the risk of clots when taken at a low dose for prevention, under a doctor’s guidance. However, it can increase bleeding risk and blood pressure at high doses.

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Non-NSAIDs safer, but not risk-free

Non-NSAID pain relievers are commonly used for everyday aches, headaches and fever, but not swelling. They act mainly on the brain’s pain signals, not inflammation, according to medical experts.

Acetaminophen, the most common non-NSAID pain reliever, is also linked to an increase in blood pressure, although to a lesser extent, according to Jowza. 

“All NSAIDs should be used at the lowest effective dose for the shortest duration.”

“Acetaminophen was once thought to have little to no cardiovascular effects, but more recent evidence suggests it can increase blood pressure, especially with higher doses used in the long term,” she said, emphasizing the importance of blood pressure monitoring. “Its effect on stroke risk is less clear.”

Which groups are most vulnerable?

The groups at greatest risk, according to doctors, are those with existing health conditions, such as high blood pressure, prior stroke or heart disease, diabetes or kidney problems.

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“These groups are also more likely to experience NSAID-related fluid retention and destabilization of blood pressure control,” Patel said.

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Cardiovascular risk is generally higher for people 75 and older, the doctors agreed.

“Age amplifies risk largely because baseline cardiovascular risk increases with age, and kidney function reserve tends to decline,” Patel said. “Older adults are also more likely to be on antihypertensives, diuretics, antiplatelets or anticoagulants, so NSAIDs can destabilize blood pressure control and add safety complexity.”

Warning signs

Anyone experiencing chest pain, shortness of breath, sudden weakness or numbness, severe headache, confusion, slurred speech or vision changes should see a doctor immediately, Jowza advised.

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“These symptoms can point to a heart attack or stroke,” she warned. “Other symptoms of concern that may not develop as rapidly, like new swelling in the legs, should also prompt medical attention.”

Anyone experiencing chest pain, shortness of breath, sudden weakness or numbness, severe headache, confusion, slurred speech or vision changes should see a doctor immediately, a doctor advised. (iStock)

“Patients should also seek medical advice if they notice signs of fluid retention or kidney stress, such as rapidly rising blood pressure, swelling in the legs, sudden weight gain over a few days, reduced urine output or worsening shortness of breath,” Patel added.

Safer alternatives

For those at higher risk, Patel recommends non-NSAID approaches whenever possible. 

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“For many patients, this means starting with non-drug strategies such as heat or ice, physical therapy and activity modification,” he told Fox News Digital. “If medication is needed, acetaminophen is generally preferred over oral NSAIDs from a cardiovascular standpoint, although regular use should still be monitored in people with hypertension.”

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For localized joint or muscle pain, the doctor said topical NSAIDs can offer “meaningful relief” with “far lower” risk.

“Overall, pain management in high-risk patients should emphasize targeted therapy, conservative dosing and close blood pressure monitoring.”

Bottom line

The doctors emphasized that the overall risk is “very low” for people taking OTC pain relievers on a short-term basis, but it rises with long-term, high-dose use.

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“I would not hesitate to use an occasional dose if it were a low-risk individual with no prior history of heart attack or stroke,” Jowza said. “I also think short-term use in diabetics and hypertensives who are well-controlled is acceptable.”

Although aspirin is an NSAID, it actually reduces the risk of clots when taken at a low dose for prevention, under a doctor’s guidance. (iStock)

For those taking NSAIDs, the doctor suggested using “guard rails” — such as regularly testing blood pressure and kidney function, and setting limits on dosing — to make treatment as safe as possible.

Patel agreed that for most healthy individuals, occasional NSAID use “does not carry a meaningful cardiovascular risk.”

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“The concern is primarily with repeated or chronic use, higher doses, and use in people with underlying cardiovascular, kidney or blood pressure conditions,” he confirmed to Fox News Digital.

“That said, large population studies show that cardiovascular events can occur early after starting NSAIDs, particularly at higher doses, which is why even short-term use should be approached cautiously in higher-risk patients.”  

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Flu hospitalizations hit all-time weekly high in densely populated state, officials warn

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Flu hospitalizations hit all-time weekly high in densely populated state, officials warn

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The New York State Department of Health has announced the highest number of flu hospitalizations recorded in a single week.

The state confirmed the uptick in hospital visits in a press release on Jan. 2, as flu cases continue to rise in the region and nationwide.

New York State, including New York City, has consistently tracked the highest numbers of recorded respiratory illness cases in the country for the last few weeks, according to CDC data. Several other states have climbed to the “very high” category for respiratory activity as well, as of the week ending Dec. 27.

RECORD-BREAKING FLU NUMBERS REPORTED IN NEW YORK STATE, SPARKING WARNINGS FROM OFFICIALS

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The most recent data from the New York health department showed a total of 4,546 hospitalizations from Dec. 26, 2025, to Jan. 2, 2026 – a week-over-week increase of nearly 1,000. The prior week, the department announced the highest number of flu cases ever recorded in a single seven-day period.

The New York State Department of Health reported a total of 4,546 hospitalizations from Dec. 26, 2025, to Jan. 2, 2026. (iStock)

In a statement, New York’s Acting Commissioner of Health Dr. James McDonald noted the severity of this flu season compared to previous years.

“Almost 1,000 more people were admitted to a hospital during this most recent seven-day period compared to the prior week,” he confirmed. “There is still time to get a flu shot, and remember, flu can be treated with antiviral medication if started within 48 hours of symptom onset [as] your doctor deems appropriate.”

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Health officials are pushing for Americans to consider getting the flu vaccine, as experts consider it to be a top line of defense for preventing viral exposure and spread.

Flu symptoms can include fever, chills, headache, fatigue, cough, sore throat and runny nose. (iStock)

In a previous interview with Fox News Digital, Dr. Neil Maniar, professor of public health practice at Boston’s Northeastern University, emphasized that it’s not too late to get the flu vaccine, as peak season typically occurs in January.

“The vaccine still provides protection against serious illness resulting from the subclade K variant that seems to be going around,” he said.

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Even healthy individuals can become seriously ill from the flu, Maniar noted, “so a vaccine is beneficial for almost everyone.”

“Individuals typically start to develop some degree of protection within a few days and gain the full benefit within about two weeks, so now is the time for anyone who hasn’t gotten the vaccine yet.”

“The vaccine still provides protection against serious illness resulting from the subclade K variant that seems to be going around,” one doctor said. (iStock)

Flu symptoms can include fever, chills, headache, fatigue, cough, sore throat and runny nose.

A mutation of influenza A H3N2, called subclade K, has been detected as the culprit in rising global cases, causing more intense symptoms and higher risk of spread.

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“It’s becoming evident that this is a pretty severe variant of the flu,” Maniar said. “Certainly, in other parts of the world where this variant has been prevalent, it’s caused some severe illness, and we’re seeing an aggressive flu season already.”

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New York State recommends taking preventive actions to avoid flu infection. These include washing hands often; avoiding touching the eyes, nose and mouth; avoiding close contact with sick people; cleaning and disinfecting objects and surfaces; and staying home when feeling sick.

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