Tag: cognitive

Brain size mediates the association between height and cognitive ability

Several studies have found that height and general cognitive ability, or intelligence, are positively associated. A recent study reveals a biological factor underlying this relationship: the size of the cerebral cortex. Reports from several studies have identified a link between height and general cognitive ability, or intelligence, but the mechanisms underlying this association are not

Looking for links between diet, gut microbes and cognitive decline

Are abnormal intestinal microorganisms a risk factor for developing cognitive impairment? Researchers at Rush University Medical Center are trying to answer that question with a new, National Institute on Aging-funded study that will explore how the intestinal microbiota—the bacteria in the intestine—influence the progression of cognitive decline and the development of Alzheimer’s disease. Health care

Polypharmacy linked to poorer cognitive, physical capability

(HealthDay)—Polypharmacy is associated with poorer cognitive and physical capability even after adjustment for disease burden, according to a study published online March 24 in the Journal of the American Geriatrics Society. Mark James Rawle, M.B.Ch.B., from University College London, and colleagues conducted a prospective birth cohort study to examine longitudinal correlations between polypharmacy and cognitive