Low Intensity Focused Ultrasound for Mild Cognitive Impairment and Mild Alzheimer's Disease

This study is testing whether low-intensity focused ultrasound — a non-invasive brain stimulation technique — can improve memory and thinking in people with mild cognitive impairment or early Alzheimer's disease. Unlike medication, this approach uses sound waves targeted at specific brain areas. **You may be eligible if...** - You have been diagnosed with amnestic mild cognitive impairment (MCI) or mild Alzheimer's disease - You are between 50 and 90 years old - You are an English speaker - You are able to give informed consent on your own - You have normal or corrected vision and hearing **You may NOT be eligible if...** - You are currently enrolled in another clinical trial - You are taking immunotherapy medications for Alzheimer's - You have metal implants in your head or a pacemaker - You have a history of seizures, stroke, or significant brain injury - You have severe depression, anxiety, or another major psychiatric condition - You are pregnant Talk to your doctor to see if this trial is right for you.