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 Master of Business Administration is a degree program that may help students to improve and diversify their skill set. Many schools offer MBA programs either online or part-time, so that students who are busy with careers and families can further their education in a convenient manner.