In addition to differentiation by species, zoology also encompasses other types of research, such as animal physiology, behavioral ecology, evolutionary biology and ethology, the study of animal behavior.
Public health is personal. Public health professionals focus on preventing disease and injury by promoting healthy lifestyles. They implement educational programs, develop policies, administer services, conduct research, and regulate health systems to achieve these goals.
A: A certificate in public health will focus on a wide range of topics such as the following: individuals and community health, biostatistics for public health, environmental health, health management and policy making, epidemiology, and theoretical foundations of public health.