A. The term 'food doctor' is commonly used to refer to a person who specializes in the field of nutrition and provides advice on healthy eating habits. These professionals are often dieticians or nutritionists who have extensive knowledge and expertise in understanding the relationship between food and health. The role of a food doctor involves helping individuals to make informed choices about their diet and lifestyle to optimize their well-being. They assess a person's nutritional needs, taking into consideration factors such as age, gender, medical conditions, and activity levels. By analyzing these factors, food doctors can develop personalized dietary plans that promote optimal health and prevent or manage various diseases.