The study of nutrition may focus on how to prepare healthy foods, which diets can cause diseases or how to store different kinds of foods. The study of how foods affect people can be beneficial for nutritionists, health bloggers or personal trainers.

A diploma is awarded to a student for the successful completion of a course of study. Diplomas are offered at the secondary, undergraduate, and graduate levels. Individuals looking to supplement their careers or education can enroll in a diploma program. Diplomas can enhance a student’s skill set and qualifications by preparing them for a particular career. These programs usually take only a short time to complete.