Public health – field of medicine that is concerned with safeguarding and improving the health of the community as a whole.
Holistic health – a system of preventive medicine that takes to account the whole individual: it promotes personal responsibility for well-being and acknowledges the total influences – biological, psychological, and social - that affect health, including nutrition, exercise, and emotional well-being.
Medical nutrition therapy (diet therapy) – treatment of disease through nutritional therapy by registered dietitians or RDs.