Alzheimer’s missing link ID’d, answering what tips brain’s decline

July 24, 2019

Years before symptoms of Alzheimer’s disease appear, two kinds of damaging proteins silently collect in the brain: amyloid beta and tau. Clumps of amyloid accumulate first, but tau is particularly noxious. Wherever tangles of the tau protein appear, brain tissue dies, triggering the confusion and memory loss that are hallmarks of Alzheimer’s. Now, researchers at […]

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How a fungus can cripple the immune system

July 24, 2019

It is everywhere — and it is extremely dangerous for people with a weakened immune system. The fungus Aspergillus fumigatus occurs virtually everywhere on Earth, as a dark grey, wrinkled cushion on damp walls or in microscopically small spores that blow through the air and cling to wallpaper, mattresses and floors. Healthy people usually have […]

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Rare gut bacteria may be linked to restless legs syndrome

July 24, 2019

Results show that SIBO was found in all seven participants who have RLS. In contrast, the prevalence of SIBO in the general population is estimated to be no more than 15%. “We’ve observed extremely high rates of small intestinal bacterial overgrowth in the RLS group,” said lead author Daniel Jin Blum, Ph.D., D.B.S.M., an adjunct […]

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Can livestock help a baby’s immune system

July 24, 2019

Scientists from The Ohio State University found that bacteria and other microbes from rural Amish babies was far more diverse — in a beneficial way — than what was found in urban babies’ intestines. And, in a first-of-its-kind experiment, they found evidence of how a healthier gut microbiome might lead to more robust development of […]

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Healthy lifestyle may offset genetic risk of dementia

July 17, 2019

Living a healthy lifestyle may help offset a person’s genetic risk of dementia, according to new research. The study was led by the University of Exeter — simultaneously published today in JAMA and presented at the Alzheimer’s Association International Conference 2019 in Los Angeles. The research found that the risk of dementia was 32 per […]

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Low vitamin K levels linked to mobility limitation and disability in older adults

July 17, 2019

Low levels of circulating vitamin K are linked to increased risk of mobility limitation and disability in older adults, identifying a new factor to consider for maintaining mobility and independence in older age, according to a study led by researchers at the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University. The […]

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Could boosting the gut microbiome be the secret to healthier older age?

July 17, 2019

Faecal transplants from young to aged mice can stimulate the gut microbiome and revive the gut immune system, a study by immunologists at the Babraham Institute, Cambridge, has shown. The research is published in the journal Nature Communications today. The gut is one of the organs that is most severely affected by ageing and age-dependent […]

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Anxiety might be alleviated by regulating gut bacteria

July 17, 2019

People who experience anxiety symptoms might be helped by taking steps to regulate the microorganisms in their gut using probiotic and non-probiotic food and supplements, suggests a review of studies published today in the journal General Psychiatry. Anxiety symptoms are common in people with mental diseases and a variety of physical disorders, especially in disorders […]

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Walnuts may help lower blood pressure for those at risk of heart disease

May 17, 2019

When combined with a diet low in saturated fats, eating walnuts may help lower blood pressure in people at risk for cardiovascular disease, according to a new Penn State study. In a randomized, controlled trial, researchers examined the effects of replacing some of the saturated fats in participants’ diets with walnuts. They found that when […]

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Personalized treatment to children with irritable bowel syndrome

May 17, 2019

To improve the treatment of children with irritable bowel syndrome (IBS), investigators have developed a sophisticated way to analyze the microbial and metabolic contents of the gut. A report in The Journal of Molecular Diagnostics, published by Elsevier, describes how a new battery of tests enables researchers to distinguish patients with IBS from healthy children […]

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