Sentences with phrase «of cognitive decline appear»
Recent studies have revealed the existence of a long asymptomatic phase, where the pathological changes leading to AD begin — at least - decades before the first symptoms of cognitive decline appear [2 — 4].
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Fernando Pagan, a GUMC associate professor of neurology who directs the Movement Disorders Program at MedStar Georgetown University Hospital, said that to his knowledge, the study «represents the first time a therapy appears to reverse — to a greater or lesser degree depending on stage of disease — cognitive and motor decline in patients with these neurodegenerative disorders.»
Instead of impairing learning and memory, as it does in young people, the drug appears to reverse age - related declines in the cognitive performance of elderly mice.
«Now that we have more evidence that serotonin is a chemical that appears affected early in cognitive decline, we suspect that increasing serotonin function in the brain could prevent memory loss from getting worse and slow disease progression,» says Gwenn Smith, Ph.D., professor of psychiatry and behavioral sciences at the Johns Hopkins University School of Medicine and director of geriatric psychiatry and neuropsychiatry at Johns Hopkins University School of Medicine.
«They have isolated one druggable target that appears to rejuvenate age - related cognitive decline in the hippocampus,» says biologist Eric Blalock of the University of Kentucky who was not involved in the study.
Thus, brain atrophy rate appears to be a major determinant of cognitive decline in this population.
Activities that stimulate the brain — such as learning a new language, playing brain - teasing games, or doing crossword puzzles — appear to delay the onset of dementia, says Dr. Steinerman, although its still unclear if they can actually prevent or slow down cognitive decline.
Researchers from the Wake Forest School of Medicine found that aerobic exercise appears to boost thinking skills and brain volume in adults diagnosed with mild cognitive impairment, a condition that sits in between normal age - related memory decline and more serious dementia.
The fact that men appear to have higher rates of MCI but lower rates of dementia may hold important clues for preventing or delaying cognitive decline, the researchers suggest.
Certain types of mental decline result from exposure to toxins and to both endogenous and exogenous oxidizing agents — all of which appear to contribute to brain inflammation, scarring and cognitive impairment.