05/29/2026
Study alert! NIH research study currently seeks adults ages 40 years and older, who may or may not be taking PrEP (Pre-exposure prophylaxis), are HIV negative, able to complete neuropsychological testing in English, and free of certain medical conditions. The study may include annual visits, cognitive evaluations, medical exams, bloodwork, brain scans, and spinal taps. You may receive $370-$950 for your participation. Transportation may be provided. There is no cost to participate. Contact us about eligibility, email [email protected] call 833-JOIN-NIH [TTY: 711]. Refer to Study #13-N-0149
For more info visit: https://go.nih.gov/13n0149