Sleep and How It Affects Memory and Cognition Ricardo Osorio, M.D., MA -------------------------------------------------------------------------------- With 10 percent of adults over age 65 now suffering from Alzheimer’s disease (AD), and other dementias (this number is projected to double by 2050) understanding the factors responsible for cognitive impairment is of great importance. Disturbed sleep may be one of these factors. In multiple studies observing large groups of peoples, changes in [...]