Dietitian and nutritionists correct eating habits of patients and help them lead a healthy life. They are employed to assist people to plan meals depending upon their age, work and lifestyle. If the patients have a special disorder like diabetes or heart disease, the diets are customized for them. They monitor their patients repeatedly and implement the effects on the diet plans.

A dietitian is often confused with a nutritionist. A nutritionist simply studies the effect of storage, heat and other physical- chemical factors on food. They also evaluate the effect of food on humans. They are usually employed to prevent complications in patients and assist them in recovery.

The studies of Nutrition and Dietitian are interlinked and complimentary to each other. It is one of the growing possibilities in today's world. These practitioners find jobs in hospitals, clinics, star hotels, labs, canteens, recreation centers etc. Also, they are employed by private agencies for consultancy. There are many openings in the media and print for columns and programs.

A dietitian must be socio-friendly and easily likable. They must be apt in communication and have enough patience to convince children and adults to follow the diet plans. In cases of the critically ill and elderly, they have to closely monitor the situational and be ready for emergencies. In such cases one mistake may cost a life.