Tag #Dementia

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welt.de

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Feb 21, 22:08

Oral Bacteria Linked to Cognitive Function in Older Adults

A study by the University of Exeter found a correlation between specific oral bacteria and cognitive function in 115 adults over 50, with higher levels of Neisseria associated with better cognitive performance and Porophyromonas linked to decline, suggesting potential for interventions targeting the...

Oral Bacteria Linked to Cognitive Function in Older Adults

A study by the University of Exeter found a correlation between specific oral bacteria and cognitive function in 115 adults over 50, with higher levels of Neisseria associated with better cognitive performance and Porophyromonas linked to decline, suggesting potential for interventions targeting the...

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How do specific bacterial types, such as Neisseria and Porophyromonas, impact cognitive abilities, and what are the underlying mechanisms?

The study analyzed the oral microbiome of 115 individuals over 50, some with mild cognitive impairment. The findings suggest a potential link between specific bacteria and cognitive function, with beneficial bacteria converting nitrates into nitric oxide, a neurotransmitter. Conversely, harmful bacteria may contribute to inflammation and brain damage.

dailymail.co.uk

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Feb 18, 07:07

Goal-Oriented Dementia Care Reduces Costs and Improves Independence

A new study shows that a goal-oriented support program for dementia patients, NIDUS Family, significantly improves their independence and reduces healthcare costs by nearly £9,000 annually per patient, impacting the nearly one million dementia sufferers in the UK.

Goal-Oriented Dementia Care Reduces Costs and Improves Independence

A new study shows that a goal-oriented support program for dementia patients, NIDUS Family, significantly improves their independence and reduces healthcare costs by nearly £9,000 annually per patient, impacting the nearly one million dementia sufferers in the UK.

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What are the immediate, tangible benefits of the NIDUS Family program for dementia patients and the UK's National Health Service?

A new study published in Lancet Health Longevity shows that dementia patients who set and achieve daily goals, such as visiting grandchildren or exercising, maintain independence longer. The NIDUS Family program, involving six-to-eight remote sessions, helped participants set and achieve these goals, resulting in significant cost savings.

smh.com.au

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Feb 18, 10:09

Young Carer in Australia Faces Challenges Due to Lack of Support

Fifteen-year-old Charlie Dunn-Rice from Melbourne cares for his younger siblings, Thomas (7, hypoplastic left heart syndrome and stage 2 autism) and Ava (6, stage 3 autism), while their mother works full-time; this highlights the significant challenges faced by young carers in Australia who often ex...

Young Carer in Australia Faces Challenges Due to Lack of Support

Fifteen-year-old Charlie Dunn-Rice from Melbourne cares for his younger siblings, Thomas (7, hypoplastic left heart syndrome and stage 2 autism) and Ava (6, stage 3 autism), while their mother works full-time; this highlights the significant challenges faced by young carers in Australia who often ex...

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What are the immediate consequences for young carers like Charlie Dunn-Rice in Australia due to their caregiving responsibilities?

In Melbourne, 15-year-old Charlie Dunn-Rice cares for his younger siblings, Thomas (7, hypoplastic left heart syndrome and stage 2 autism) and Ava (6, stage 3 autism), due to their mother's full-time work. Charlie's responsibilities include physical and emotional care, significantly impacting his own life.

welt.de

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Feb 13, 10:10

Oral Bacteria Linked to Cognitive Function in Older Adults

A study of 115 individuals over 50 found that high levels of Neisseria bacteria in the mouth correlated with better cognitive function, while high levels of Porophyromonas (linked to periodontitis) correlated with worse cognitive function, suggesting a potential link between oral health and brain he...

Oral Bacteria Linked to Cognitive Function in Older Adults

A study of 115 individuals over 50 found that high levels of Neisseria bacteria in the mouth correlated with better cognitive function, while high levels of Porophyromonas (linked to periodontitis) correlated with worse cognitive function, suggesting a potential link between oral health and brain he...

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How might the relationship between oral microbiome composition and cognitive function be explained by the role of gaseous messengers produced by oral bacteria?

The study analyzed the oral microbiome of 115 individuals over 50, some with mild cognitive impairment. Specific bacteria, like Neisseria and Porophyromonas, showed correlations with cognitive performance. This connection highlights the potential role of oral health in age-related cognitive decline, suggesting that oral bacteria may influence brain function via gaseous messengers like nitric oxide.

pda.kp.ru

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Feb 8, 07:07

Microplastics Found in Human Brains: Correlation with Dementia

A study analyzing human tissue samples (2016-2024) found increased microplastic levels in the liver and brain, with a correlation between high brain microplastic levels and dementia in 12 out of 40 individuals; however, causality remains undetermined.

Microplastics Found in Human Brains: Correlation with Dementia

A study analyzing human tissue samples (2016-2024) found increased microplastic levels in the liver and brain, with a correlation between high brain microplastic levels and dementia in 12 out of 40 individuals; however, causality remains undetermined.

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What are the immediate health implications of the observed increase in microplastic concentration in human organs, particularly the brain, based on the recent study?

A recent study analyzing human tissue samples (liver, kidney, brain) from 2016-2024 revealed a significant increase in microplastic concentration in the liver and brain over eight years. Twelve out of forty individuals with high brain microplastic levels also suffered from dementia, a neurodegenerative disease affecting speech, memory, and cognitive function. However, this correlation doesn't establish causation.

nos.nl

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Feb 4, 13:10

Microplastics Found in Human Brains: Study Reveals Significant Levels

A University of New Mexico study published in Nature found microplastics, primarily polyethylene, in human brains, with levels significantly higher in individuals who died in 2024 and those with dementia. The researchers detected approximately 5000 micrograms of plastic per gram of brain tissue, equ...

Microplastics Found in Human Brains: Study Reveals Significant Levels

A University of New Mexico study published in Nature found microplastics, primarily polyethylene, in human brains, with levels significantly higher in individuals who died in 2024 and those with dementia. The researchers detected approximately 5000 micrograms of plastic per gram of brain tissue, equ...

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What are the immediate implications of the discovery of several grams of microplastics in human brains, and what are the next steps for research?

A recent study published in Nature found microplastics in human brains, with an estimated several grams per brain, equivalent to a plastic spoon. The most common type was polyethylene, found in packaging. Researchers detected approximately 5000 micrograms of plastic per gram of brain tissue.

dailymail.co.uk

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Feb 20, 16:10

Bilingualism Delays Dementia Onset by 5.4 Years

Bilingual individuals develop dementia an average of 5.4 years later than monolingual people; MRI scans show this is because speaking another language increases brain size and enhances cognitive functions, delaying dementia onset and slowing progression.

Bilingualism Delays Dementia Onset by 5.4 Years

Bilingual individuals develop dementia an average of 5.4 years later than monolingual people; MRI scans show this is because speaking another language increases brain size and enhances cognitive functions, delaying dementia onset and slowing progression.

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How does bilingualism affect the onset and progression of dementia, and what are the underlying neurological mechanisms?

Studies reveal that bilingual individuals experience an average 5.4-year delay in dementia onset compared to monolingual individuals. This delay is attributed to an increased brain size and enhanced cognitive reserve, enabling the brain to compensate for damage before dementia symptoms appear. MRI scans of bilingual dementia patients showed significantly less decline in hippocampus activity.

smh.com.au

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Feb 18, 10:09

Oral Microbiome Linked to Cognitive Decline: Implications for Dementia Prevention

A new study of 120 older adults links specific oral bacteria to cognitive decline, adding to evidence connecting poor oral health (affecting up to 62% of adults) with Alzheimer's disease, a condition affecting over 55 million people globally.

Oral Microbiome Linked to Cognitive Decline: Implications for Dementia Prevention

A new study of 120 older adults links specific oral bacteria to cognitive decline, adding to evidence connecting poor oral health (affecting up to 62% of adults) with Alzheimer's disease, a condition affecting over 55 million people globally.

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What is the significance of the finding that specific oral bacteria are associated with cognitive decline, considering the global dementia burden?

A new study suggests a link between oral microbiome composition and cognitive decline, finding specific bacteria associated with better or worse cognitive test performance in 120 older adults. This builds on previous research linking gum disease bacteria to Alzheimer's, showing a two-fold increased risk in those with poor oral health compared to those with normal oral health.

elmundo.es

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Feb 16, 19:09

Alzheimer's: A Personal and Scientific Perspective

Sandeep Jauhar's "The Brain of My Father" chronicles his father's struggle with Alzheimer's, revealing the devastating effects on individuals, families, and healthcare systems, and highlighting the need for improved treatments and societal understanding.

Alzheimer's: A Personal and Scientific Perspective

Sandeep Jauhar's "The Brain of My Father" chronicles his father's struggle with Alzheimer's, revealing the devastating effects on individuals, families, and healthcare systems, and highlighting the need for improved treatments and societal understanding.

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What is the global impact of Alzheimer's disease, and how does it affect families and healthcare systems?

Alzheimer's disease affects over 45 million people globally, with nearly 800,000 cases in Spain alone. This number multiplies when considering the impact on families, who often become invisible victims. The author's personal experience, detailed in his book "The Brain of My Father," highlights the devastating effects on both the patient and their loved ones.

jpost.com

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Feb 9, 16:08

Microplastics Found in All Human Brains Analyzed; Concentration Increased 50% Since 2016

A study of 91 human brain samples revealed the presence of microplastics in all, with an average of 7 grams per brain and a 50% increase in concentration between 2016 and 2024, raising concerns about potential health impacts.

Microplastics Found in All Human Brains Analyzed; Concentration Increased 50% Since 2016

A study of 91 human brain samples revealed the presence of microplastics in all, with an average of 7 grams per brain and a 50% increase in concentration between 2016 and 2024, raising concerns about potential health impacts.

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What are the potential sources and pathways by which microplastics accumulate in the human brain, and how do these findings compare to microplastic levels in other organs?

The study highlights a concerning trend of increasing microplastic accumulation in human brains over time. Polyethylene, from common plastic products, was the most prevalent type detected. This raises questions about the potential impact of microplastics on human health, particularly neurological health, although a direct causal link with dementia hasn't been established.

welt.de

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Feb 8, 10:07

Oral Bacteria Linked to Cognitive Function in Older Adults

A study of 115 individuals over 50 by the University of Exeter linked specific oral bacteria, such as Neisseria and Porphyromonas, to varying cognitive performance, suggesting potential future interventions for age-related cognitive decline.

Oral Bacteria Linked to Cognitive Function in Older Adults

A study of 115 individuals over 50 by the University of Exeter linked specific oral bacteria, such as Neisseria and Porphyromonas, to varying cognitive performance, suggesting potential future interventions for age-related cognitive decline.

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What are the underlying mechanisms linking oral bacteria, inflammation, and cognitive performance, and what specific bacteria play key roles in this relationship?

The study, published in PNAS Nexus, analyzed the oral microbiome of 115 individuals over 50, some with mild cognitive impairment. Specific bacteria like Neisseria were associated with improved cognitive performance, potentially due to nitric oxide production from nitrate conversion, impacting neuronal communication. Conversely, Porphyromonas, a key player in periodontitis, correlated with declining cognitive abilities, highlighting the potential impact of oral inflammation on brain health.

cbsnews.com

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Feb 4, 19:12

Brain Microplastic Levels Surge 50% in 8 Years, Study Finds

A new study finds a 50% increase in brain microplastics over 8 years, with dementia patients having up to 10 times more; researchers suspect food contamination is a major source and warn of potential health impacts.

Brain Microplastic Levels Surge 50% in 8 Years, Study Finds

A new study finds a 50% increase in brain microplastics over 8 years, with dementia patients having up to 10 times more; researchers suspect food contamination is a major source and warn of potential health impacts.

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How might the food chain contribute to the accumulation of microplastics in the human brain?

The study, published in Nature Medicine, compared brain tissue samples from autopsies conducted in 2016 and 2024, finding substantially higher concentrations of microplastics in the more recent samples. The researchers suspect ingestion through food, particularly meat from plastic-contaminated sources, is a major pathway for microplastic accumulation. The smaller size of the particles (200 nanometers or less) allows them to potentially cross the blood-brain barrier.

Showing 85 to 96 of 155 results