The National Institutes of Health (NIH) is offering a Notice of Funding Opportunity (NOFO) for the Pediatric HIV/AIDS Cohort Study (PHACS) under the funding opportunity number RFA-HD-25-003. This initiative aims to investigate the developmental and clinical trajectories of youth living with perinatally acquired HIV, focusing on health outcomes, reproductive health, and the long-term effects of antiretroviral therapy (ART). The program is designed to enhance scientific knowledge in HIV-related health, particularly among underrepresented populations, while promoting collaboration and data sharing among multidisciplinary teams. Approximately $11 million is anticipated for one to two awards over five years, with applications due by December 11, 2024. For further inquiries, interested parties can contact NIH Grants Information at grantsinfo@nih.gov or visit the additional information link at https://grants.nih.gov/grants/guide/rfa-files/RFA-HD-25-003.html.