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Using strong and targeted but noninvasive magnets at specific sites in the brains of people with and without mild learning and memory problems, researchers report they were able to detect differences in the concentrations of brain chemicals that transmit messages…
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Long-term, high nut consumption could be the key to better cognitive health in older people according to new research.
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Low levels of amyloid-beta and tau proteins, biomarkers of Alzheimer's disease, in eye fluid were significantly associated with low cognitive scores, according to a new study. These findings indicate that proteins in the eye may be a potential source for…
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By exposing mice to a unique combination of light and sound, neuroscientists have shown they can improve cognitive and memory impairments similar to those seen in Alzheimer's patients.
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Researchers found that seniors who consume more than two standard portions of mushrooms weekly may have 50 percent reduced odds of having mild cognitive impairment.
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A major new study has uncovered dramatic differences in the brains of Hispanics with a dementia diagnosis compared with those of non-Hispanic whites and of African Americans.
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A diet containing compounds found in green tea and carrots reversed Alzheimer's-like symptoms in mice genetically programmed to develop the disease.
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Scientists have discovered that an existing therapy frequently used to treat Alzheimer's disease might also work on patients with primary progressive aphasia (PPA), a type of dementia that destroys language and currently has no treatment.
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Exercise has potential to improve non-motor as well as motor symptoms of Parkinson's disease (PD), including cognitive function, report investigators.
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People who are witnessed by a bed partner to have stopped breathing during sleep may have higher accumulations of an Alzheimer's disease biomarker called tau in an area of the brain that helps with memory, according to a preliminary study.
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New research shows how the depth of sleep can impact our brain's ability to efficiently wash away waste and toxic proteins. Because sleep often becomes increasingly lighter and more disrupted as we become older, the study reinforces and potentially explains…
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Keeping physically and mentally active in middle age may be tied to a lower risk of developing dementia decades later, according to a new study. Mental activities included reading, playing instruments, singing in a choir, visiting concerts, gardening, doing needlework…
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A new study has found that transplanting the bone marrow of young laboratory mice into old mice prevented cognitive decline in the old mice, preserving their memory and learning abilities. The findings support an emerging model that attributes cognitive decline,…
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New therapeutic molecules show promise in reversing the memory loss linked to depression and aging. These molecules not only rapidly improve symptoms, but remarkably, also appear to renew the underlying brain impairments causing memory loss in preclinical models.
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An international research team has created a better understanding of Alzheimer's. They have shown that the cleaning system of the brain cells, the so-called mitophagy, is very weakened in animals and humans with Alzheimer's. And when they improve the cleaning…
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In a new study, researchers report that hearing impairment is associated with accelerated cognitive decline with age, though the impact of mild hearing loss may be lessened by higher education.
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By discovering the culprit behind decreased blood flow in the brain of people with Alzheimer's, biomedical engineers at have made possible promising new therapies for the disease.
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A hormone called irisin -- produced during exercise -- may protect neurons against Alzheimer's disease.
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Scientists have shown for the first time that a blood-clotting protein called fibrinogen is responsible for a series of molecular and cellular events that can destroy connections between neurons in the brain and result in cognitive decline.
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Exercise training alters brain blood flow and improves cognitive performance in older adults, though not in the way you might think. A new study showed that exercise was associated with improved brain function in a group of adults diagnosed with…
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