Closed-Loop Brain Stimulation as a Potential Intervention for Cognitive Decline

Inclusion Criteria

• •Cognitively normal younger adults
• •1. Ages between 18 to 35 years
• •2. Good general health
• •3. Normal or corrected vision
• •4. Completed elementary school education or able to understand middle school level experiment instructions
• •Cognitively normal older adults
• •1. Ages between 60 to 90 years
• •2. Good general health
• •3. Normal or corrected vision
• •4. Completed elementary school education or able to understand middle school level experiment instructions
• •5. Score of 23 or higher on the Montreal Cognitive Assessment, a brief formal cognitive screening test, which is used to indicate absence of cognitive impairment
• •Older adults with mild cognitive impairment (MCI)
• •1. Ages between 60 to 90 years
• •2. Diagnosis of MCI according to the National Institute on Aging - Alzheimer's Association (NIA-AA) criteria
• •3. Good general health
• •4. Normal or corrected vision
• •5. Completed elementary school education or able to understand middle school level experiment instructions