The National Institutes of Health (NIH) is inviting applications for the "Research Opportunities in Established Cancer Epidemiology Cohort Studies" grant, aimed at supporting cancer epidemiology research through established cohort studies. This funding opportunity encourages hypothesis-driven research utilizing existing cohort data, with a focus on cancer risk reduction, morbidity, and improving the quality of life for cancer survivors. Eligible applicants include a wide range of organizations, such as higher education institutions, nonprofits, and governmental entities, with no specified budget limit, although budgets should reflect actual project needs for a maximum duration of five years. Interested parties must submit their applications electronically by February 28, 2025, and can find further details and submission guidelines at the NIH grants website or contact NIH Grants Information at grantsinfo@nih.gov.