Acupuncture Pilot Study for Cancer-related Cognitive Function

Inclusion Criteria: * English-speaking * Age 18 ≥ years old * Diagnosis (breast, colorectal, prostate or gynecological cancer) * Completed initial cancer treatment (surgery, chemotherapy, and/or radiation therapy) at least one month prior to study enrollment (patients receiving maintenance cancer treatment with hormonal or targeted therapies are permitted) * Must report moderate or greater perceived CD as indicated by a score of "quite a bit" or "very much" on at least one of the two items that specifically assess concentration (item #20) and memory (item #25) on the EORTC QLQ-C30 instrument (version 3.0) * Must indicate that their cognitive functions have worsened since their cancer diagnosis by replying "Yes" to all of the following questions: * Do you think or feel that your memory or mental ability has gotten worse since your cancer diagnosis? * Do you think your mind isn't as sharp now as it was before your cancer diagnosis? * Do you feel like these problems have made it harder to function on your job or take care of things around the home? * Must be willing to adhere to all study-related procedures, including randomization to one of the 2 possible choices: acupuncture or sham acupuncture Exclusion Criteria: * Active disease * Use of acupuncture for cognitive symptom management within the past 3 months * Diagnosis of Alzheimer's disease, vascular dementia, Parkinson disease, or other organic brain disorder * Score of ≥10 on the Blessed Orientation-Memory-Concentration (BOMC) screening instrument * Primary psychiatric disorder not in remission * Initiation or change in medication (e.g., hypnotics, sedatives, and/or antidepressants) in the past 8 weeks