Body: People who study "Disease (Communicable and noninfectious) and public health" investigate comprise infectious diseases such as tuberculosis and measles, while non-communicable diseases (NCDs) are mostly chronic diseases such as cardiovascular diseases, cancers, and diabetes.
Some reasons we look at "Disease (Communicable and noninfectious) and public health" include learn the history of vaccines and why we need them.
Some subfields in "Disease (Communicable and noninfectious) and public health" include Vaccines, Polio, Smallpox.
Jonas Salk, Louis Pasteur, Robert R. Redfield, are a few specialists of "Disease (Communicable and noninfectious) and public health".