In the context of global graying, the aging population is increasingly becoming a significant focus for social workers. Discuss the key issues older adults commonly face, including ageism, poverty, discrimination in employment, and health-related challenges. How can social workers apply an empowerment perspective when working with older adults, incorporating values such as respect, self-determination, and health promotion? Within your response address the importance of culturally competent care and the role of social workers in advocating for systemic changes to support older adults.