Epidemiology and community epidemiology 

1. Definition of epidemiology and community epidemiology

2. Mention the basic concepts of epidemiology.

3. Mention three (3) sources of information used in epidemiology for data collection.

4. List five (5) vulnerable or at-risk populations.
***COVID-19*** communicable disease that affects the population in Puerto Rico or the United States. Then answer the following questions:
1. What is the transmission mode?
2. Mention an example of primary, secondary and tertiary prevention of the selected communicable disease.
3. Describe five (5) community nursing interventions that you would apply.
4. Mention two (2) types of research related to public health and their potential problems. How do they help protect and promote the health of the environment?
5. What is the role of the nursing professional in promoting environmental health?