Ph.D. in Preventive Medicine is a research-oriented program that focuses on the development and implementation of disease prevention techniques, health promotion, and quality of life improvement. The program typically lasts 3-5 years and incorporates topics such as epidemiology, public health, biostatistics, health policy, and behavioral science. Students conduct research on issues such as illness prevention, immunization programs, chronic disease management, environmental health, and health promotion. Graduates go on to work in academia, public health research, government agencies, healthcare institutions, and non-governmental organizations, designing, implementing, and assessing public health interventions. Admission normally needs a Master's degree in public health, medicine, or a similar discipline, as well as good research and analytical skills.