RecruitingDiagnostic testAMD and Validation Rod-Meditated Dark Adaptation With Everyday Task PerformanceThe goal is to conduct a cross-sectional, single timepoint study on older adults with early and intermediate AMD, and with subretinal drusenoid deposits (SDD), and those in normal health, establishing an association between dark adaptation and reading performance under dim illumination, both which depend on rod photoreceptors.