1.Discuss epidemiologically significant infectious diseases in American communities today. Provide at least two important examples. Your response must be at least 200-400 words in length. 2. Describe

1.Discuss epidemiologically significant infectious diseases in American communities today. Provide at least two important examples.Your response must be at least 200-400 words in length.2. Describe the process for systematic evaluation of community health screening programs.Your response must be at least 200-400 words in length.3. What is meant by “host” in the epidemiologic study of infectious disease? Provide at least two specific examples.Your response must be at least 200-400 words in length.4. What is the role of environment in infectious disease? Provide at least two examples of how environment impacts infectious disease in a community.Your response must be at least 200-400 words in length.Course textbook: Friis, R. H., & Sellers, T. A. (2014). Epidemiology for public health practice (5th ed.). Burlington, MA: Jones & Bartlett Learning.Title: “Epidemiology for public health practice”