Dietetics is basically the use and application of the science of nutrition in human beings in order to provide good health and a disease free body. The practitioner that gives information about the science of Nutrition is called a dietitian.
A dietitian emphasizes on changing the dietary habits in order to live a healthy life just by making a few alterations in the eating habits. A dietician customizes a nutritional plan keeping the requirements of the patient in mind.
Why do you need a dietician?
There are several chronic diseases such as diabetes and hypertension in which what you eat creates a big impact on the physical health of a person. In such cases, the dietitian plans a diet that helps him to maintain proper blood sugar, blood pressure, and cholesterol levels. Just by eating the right kind of food along with a little bit of exercise can cause a huge impact in maintaining a person's good health.
People suffering from obesity are able to lose a considerable amount of weight just by making a few alterations in their diet and eating the right kind of food. Just by avoiding fried foods, sweets, drinks that have high sugar amounts, and foods that are two salty, one can reduce weight in a few weeks. What you eat, how you eat, and when you eat; all these things have a cute impact on health therefore it is necessary that the person eats right at the right time and in the right amount.