They research, supervise, and study various infectious diseases. Also, they guide and educate policymakers and the public on various diseases and develop strategies for their eradication.

These professionals are mainly responsible for a supervisory roles like managing personnel, balancing budgets, etc., and are concentrated towards pharmaceutical development, communicable disease, substance abuse, and so on.

Their work is focused on sensitive and infectious diseases, environmental health, occupational health, mental health, behavioral health, chronic diseases, and injuries to provide situational awareness. Assist in eradicating the illnesses and gather information about the number of deaths and injuries due to disasters.

Molecular Epidemiologists try to comprehend how the contact between genetic traits and environmental exposures leads to a particular disease. These professionals understand the molecular outcomes and insinuations of diet, environmental exposure and lifestyle.

They study the reason, impact, and spread of substance abuse condition in the society and carry out research on the impact of pharmaceuticals on mankind’s health and functioning, along with tracking of social habits that may lead to further spread of the disease.

These professionals cater to the diseases occurring in animals. They carry out research on kind of disease, its effects, and the possibility of disease getting transferred to humans and other animals, their treatments and control.

They can teach in schools or colleges. School teachers need to pursue a Bachelor of Education and for colleges epidemiologists must clear the UGC-NET entrance exam. They closely work with students looking for a career in community service

They are responsible for guiding and teaching the general public on the significance of healthy behaviors and execution of public health strategies

They design surveys and questionnaires to collect the data from the public and study it using statistical tools and presenting out their findings from the data. Topics may vary from public opinion and education and guidance to medical and scientific fields.