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.

The United Arab Emirates is a federation of seven emirates on the eastern side of the Arabian peninsula, at the entrance to the Persian Gulf. Much of the work force in the UAE are foreign expatriates - hence the country's population makeup being so diverse, with Emirati citizens being a minority in their own country.

Requirements for the PhD program often involve the student having already obtained a Master’s degree. Additionally, a thesis or dissertation primarily consisting of original academic research must be submitted. In some countries, this work may even need to be defended in front of a panel.