1. What is the definition of population health and how does it differ from public health? (Answer: Population health is the health outcomes of a group of individuals, including the distribution of such outcomes within the group. Public health is the science of protecting and improving the health of people and communities through education, policy making, and research for disease and injury prevention.) 2. What are some of the social determinants of health and how do they affect population health? (Answer: Social determinants of health are the conditions in which people are born, grow, live, work, and age. They include factors such as income, education, employment, housing, environment, culture, and access to health care. They affect population health by influencing the opportunities and resources that people have to achieve optimal health and well-being.) 3. What are some of the strategies that nurses can use to promote population health in their practice? (Answer: Some of the strategies that nurses can use to promote population health are: conducting community assessments to identify the needs and strengths of a population; collaborating with other health professionals and stakeholders to design and implement interventions that address the social determinants of health; advocating for policies and programs that support healthy behaviors and environments; educating and empowering individuals and groups to take charge of their own health; and evaluating the outcomes and impacts of population health initiatives.) 4. What are some of the challenges and barriers that nurses face when working with populations? (Answer: Some of the challenges and barriers that nurses face when working with populations are: lack of time, resources, and support to conduct population-based activities; difficulty in accessing and engaging hard-to-reach or marginalized groups; ethical dilemmas and conflicts of interest when balancing the needs and interests of individuals and populations; cultural competence and sensitivity issues when working with diverse populations; and lack of recognition and appreciation for the role and contribution of nurses in population health.)