Define descriptive epidemiology and describe its relationship and role in nursing science today.

Write a 1,250–1,500 word paper discussing the role of descriptive epidemiology in nursing science. Include the following:
1.Define descriptive epidemiology and describe its relationship and role in nursing science today.
2.Provide a contemporary example of how descriptive epidemiology is applied in public health nursing.
3.Identify the epidemiology components used to analyze at-risk populations.