Pilot Intervention With Near Infrared Stimulation

Inclusion Criteria: * No evidence of dementia or Mild Cognitive Impairment based on cognitive screening (i.e., Montreal Cognitive Assessment (MoCA) scores within normal limits for age , education, and sex using the NACC Uniform Data Set (UDS) norms or Dementia Rating Scale (DRS-2) scores \<5thile), and age-appropriate delayed Story recall (i.e., WMS-III Logical Memory) and confrontation naming (Boston Naming Test) * Able to provide informed consent and perform cognitive and mood measures on a computer * At least 8th grade education and/or ability to read at 8th grade level * Willingness to be randomized to Sham or Real intervention * Can devote 12 weeks to the intervention, and additional time for pre and post testing * On stable doses of major medications; Since some older adults with subjective memory complaints may be prescribed acetylcholinererase inhibitors or related medications by their primary care physicians (i.e., donepezil, rivastigmine, galantaominhe, memantime, or other potential memory-enhancing agent(s), we will not exclude them as long as they have been on stable medications for at least two months and plan to continue this medication during study participation. * Normal functional behavior in terms of daily activities Exclusion Criteria: * Previous major strokes or other known significant brain abnormalities or diseases affecting cognition (i.e., multiple sclerosis, seizure disorder, brain surgery, moderate TBI, etc.). No history of brain surgery. Exceptio…