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Scientists reveal the one practice that could prevent dementia as you age

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Scientists reveal the one practice that could prevent dementia as you age

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A lack of socializing may be a major risk factor for neurological disorders in older adults.

New research from the University of New South Wales (UNSW) in Sydney, Australia, has considered how “social frailty” can be a predictor of dementia.

The study, published in The Journals of Gerontology, looked at data from 851 people over the age of 70 in Sydney’s suburbs who did not have dementia at the time.

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The researchers evaluated social frailty using measures of social support, frequency of social interactions, sense of purpose, engagement in community or volunteer activities, and the individual’s perceived social roles and connectedness, according to a press release.

Based on this analysis, participants were classified as socially frail, pre-frail or non-frail.

Researchers considered levels of social connection among nearly 900 Australian seniors. (iStock)

The participants were followed for over 12 years, undergoing neuropsychological tests every two years to diagnose any new dementia cases. The researchers adjusted for other factors like physical frailty, psychological frailty and health history.

The study concluded that social frailty was associated with a higher risk of dementia, with socially frail individuals facing about a 47% increased risk compared to those in the non-frail group.

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In most socially frail people, the factors that were most strongly associated with this risk included low financial and family satisfaction, infrequent social contact and limited participation in social activity.

Study co-author and clinical psychologist Dr. Suraj Samtani, UNSW Sydney postdoctoral research fellow at the Centre for Healthy Brain Ageing, emphasized the consequences of aging people lacking in social connections.

“Social isolation is the biggest risk factor for dementia” late in life, the lead researcher said. (iStock)

“In midlife, risk factors like hearing loss and metabolic syndromes like hypertension and diabetes are very important to prevent and manage,” he said in the press release. “But in late life, social isolation is the biggest risk factor for dementia.”

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In an interview with Fox News Digital, co-author and postdoctoral research fellow Dr. Annabel Matison noted that the study population was “generally healthy, well-educated and Caucasian.”

While the researchers would like to confirm these findings among a broader group, Matison commented that the strength of the association between socialization and cognitive decline is “noteworthy.”

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“We hope these findings raise awareness that poor social connections, resources and support are risk factors for dementia,” she said. “We encourage older adults to stay socially active with family, friends and neighbors, and to consider volunteering.”

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Aging slowly and staying active

Another recent study by researchers at Cornell University found that social relationships can actually slow cellular aging.

Lead study author Anthony Ong, psychology professor and director of the Human Health Labs in the College of Human Ecology in New York, shared with Fox News Digital how the “depth and consistency” of social connection across a lifetime “matters profoundly.”

“Strong social ties appear to work in the background over many years, building a more resilient body by reducing the chronic, low-grade inflammation that is a key driver of accelerated aging,” he said.

Staying socially engaged and attached to loved ones is key to healthy aging, experts say. (iStock)

In a previous interview with Fox News Digital, longevity experts David Cravit and Larry Wolf, the Canada-based authors of “The SuperAging Workbook,” shared several aspects of “super-aging,” including attachments to others.

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“I’m lucky enough to have been married to the same wonderful lady for almost 60 years,” Wolf said. “Cultivating contact with people you love, with people you like, and expanding your social network, are all very critical.”

The experts noted that mental and physical exercise are also crucial for keeping the brain young and sharp.

The ‘loneliness epidemic’

Multiple studies have shown that loneliness can be hazardous to humans’ health. In fact, a previous Harvard study found that being lonely is as detrimental as smoking 15 cigarettes per day.

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U.S. Surgeon General Dr. Vivek Murthy released an updated notice on the loneliness epidemic in September, reporting a growing decrease in social connection, especially among young people.

Americans have fewer friends than ever before, especially among younger groups, the surgeon general warns. (iStock)

Psychiatrist Dr. Daniel Amen, founder of Amen Clinics in California, also commented on the grave impact that loneliness may have on human health.

“The number of friends people have has dropped 40% since 1990,” he said in a previous interview with Fox News Digital. “Why? We’re more connected online, but we’re more disconnected in person.”

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“Loneliness increases stress hormones, making you more vulnerable to anxiety and depression, and it’s just bad for you,” he went on. 

“When you’re face-to-face with actual people, your brain has to work so much harder, which ultimately is working out your brain.”

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Can Pickles Help You Lose Weight? Discover the Perks of Fermented Foods

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Can Pickles Help You Lose Weight? Discover the Perks of Fermented Foods


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Cellphone health risks are focus of new government study: ‘Very concerned’

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Cellphone health risks are focus of new government study: ‘Very concerned’

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The Department of Health and Human Services (HHS) is launching a study on whether radiation from cellphones could harm Americans’ health.

“The FDA removed web pages with old conclusions about cellphone radiation while HHS undertakes a study on electromagnetic radiation and health research to identify gaps in knowledge, including on new technologies, to ensure safety and efficacy,” HHS spokesperson Andrew Nixon said in a statement to Fox News Digital.

The study is part of a strategy report released last year by President Donald Trump’s MAHA Commission, Nixon added.

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The report urges officials to address electromagnetic radiation (EMR) exposure stemming from the widespread use of cellphones, Wi-Fi routers, cell towers and wearable, such as smartwatches.

In 2018, the National Institutes of Health did a study concluding there is “clear evidence” that high exposure to radio frequency radiation (RFR) was associated with cancer in male rats.

The HHS has launched a cellphone radiation study to investigate whether electromagnetic radiation is harmful to people’s health. (iStock)

“In our studies, rats and mice received RFR across their whole bodies. By contrast, people are mostly exposed in specific local tissues close to where they hold the phone,” said senior scientist John Bucher at the time.

Bucher added, “The exposure levels and durations in our studies were greater than what people experience.”

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The study did not investigate the RFR that is used for Wi-Fi or 5G networks.

HHS Secretary Robert F. Kennedy Jr. told USA TODAY on Friday that “electromagnetic radiation is a major health concern,” adding that he is “very concerned about it.”

A spokesperson for CTIA, the mobile carrier industry trade group, told Fox News Digital there is no credible evidence linking wireless devices to health problems.

“The FDA removed web pages with old conclusions about cellphone radiation while HHS undertakes a study on electromagnetic radiation and health research to identify gaps in knowledge, including on new technologies, to ensure safety and efficacy,” said an HHS spokesperson. (iStock)

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“Radiofrequency energy from Wi-Fi and Bluetooth devices, mobile phones and wireless infrastructure has not been shown to cause health problems, according to the consensus of the international scientific community and independent expert organizations around the world,” said the spokesperson.

The World Health Organization has noted on its website that research shows “no adverse health effect has been causally linked with exposure to wireless technologies.”

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In the U.S., cellphones must comply with Federal Communications Commission (FCC) limits on radiofrequency (RF) exposure.

The FCC uses a metric called specific absorption rate (SAR), which tracks how much RF energy the body absorbs. To be sold in the U.S., mobile phones and similar wireless devices must be tested and certified to ensure that they do not exceed 1.6 W/kg (watts per kilogram), averaging over 1 gram of tissue.

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In the U.S., cellphones must comply with Federal Communications Commission (FCC) limits on radiofrequency (RF) exposure. (iStock)

The FCC states on its website that there is “no scientific evidence currently establishing a definitive link between wireless device use and cancer or other illnesses.”

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However, the agency does share ways that Americans can reduce exposure — such as shortening the amount of time spent on wireless devices, putting a phone on speaker or using an earpiece “to reduce proximity to the head and thus head exposure.”

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The FCC also recommends increasing the distance between wireless devices and the body, and texting instead of talking when possible.

Fox News Digital reached out to HHS and NIH for additional comment, as well as several major cellphone carriers.

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Dozens sickened as potentially deadly fungus spreads in southern state

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Dozens sickened as potentially deadly fungus spreads in southern state

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A potentially deadly fungus has been spreading throughout Tennessee, health officials have warned.

Over 35 cases of histoplasmosis, a lung infection caused by exposure to the fungus Histoplasma capsulatum, have been confirmed in a three-month period in the Murray and Williamson County area, according to numbers presented on Jan. 12 by the Tennessee Department of Health.

A family has also spoken out with claims that one woman died after contracting histoplasmosis, with a positive test result returned two days after her death, according to a local report.

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However, during a briefing at the Williamson County Board of Commissioners, state epidemiologists said an investigation is underway and that the infection has not yet been confirmed as the direct cause of any fatalities.

They also noted that the average age of those infected is 50.

Histoplasmosis is a lung infection caused by exposure to the fungus Histoplasma capsulatum. (iStock)

The fungus comes from soil that is contaminated with bird or bat droppings, according to state officials. People are exposed when they breathe in the fungal spores. A single common source has not been identified in the Tennessee outbreak.

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In most cases, people don’t get sick, but there is the potential for histoplasmosis to cause respiratory symptoms, ranging from mild to life-threatening, per the CDC. 

Symptoms of histoplasmosis — which can include fever, cough, extreme fatigue, headache, body aches, chills and chest pain — typically emerge within three to 17 days after exposure to the fungus.

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Because these symptoms are similar to the cold and flu, the condition is often missed or misdiagnosed.

People with weak immune systems are at a higher risk of developing severe illness, which can lead to a long-term lung infection or, in rare cases, meningitis, per the CDC.

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While most people do not require treatment, there are antifungal medications for severe cases. Some of the Tennessee patients have been hospitalized and some are “critically ill,” the state officials confirmed during the briefing.

State officials confirmed there have been 35 cases over a three-month period in the Murray and Williamson County area. (iStock)

Healthcare providers can confirm the infection by testing blood or urine samples in a lab. Other possible means of testing may include respiratory fluid, X-rays, CT scans or a tissue biopsy.

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To prevent infection, health officials recommend limiting activities where soil is disturbed and to consider wearing masks during “high-risk” outdoor activities.

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Healthcare providers can confirm the infection by testing blood or urine samples in a lab. Other possible means of testing may include respiratory fluid, X-rays, CT scans or a tissue biopsy. (iStock)

Before this outbreak, histoplasmosis was a “reportable disease” in only 14 states (Arkansas, Delaware, Illinois, Indiana, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Nebraska, Pennsylvania, Rhode Island, Wisconsin and Washington), according to the CDC.

The infection does not spread between humans and cannot be transmitted from humans to animals.

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Anyone who experiences symptoms and believes they have been exposed to the Histoplasma fungus should contact a doctor for testing, especially if antibiotics are not helping.

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