I need an explanation for this Social Science question to help me study.

Public health focuses on protecting and improving health and well-being for individuals and groups around the globe. In a 500-750 word essay, explore the role of public health and its evolution as a professional practice in health care. Include the following:

1. Describe the purpose and function of public health in health and disease prevention and how public health has evolved as a professional practice. Include how historical events, core values, and science have contributed to its current foundation.
2. Discuss how the vocation of public health demonstrates qualities consistent with a Christian worldview that values people and human dignity without bias or prejudice.
3. Compare public health and medicine as categories of health care. In your description, include examples of how they are different and how they are complementary.
4. Conduct a personal health assessment by reflecting on your current state of health and well-being (consider biological, psychological, and social areas). Describe your current state of health and indicate what behavior changes you could make to improve your health and well-being and prevent disease.

Prepare this assignment according to the guidelines found in the APA Style Guide, located in the Student Success Center.

This assignment uses a rubric. Please review the rubric prior to beginning the assignment to become familiar with the expectations for successful completion.