Diet
The definition of a diet is a range of food which controls weight in disorders where certain foods are needed for example a salt-free or gluten free diet. The food and drink which a person or animal regularly consumes for example a diet of nuts and water. Usually intransitive to follow or cause to follow a dietary regimen. The word diet holds multiple meanings an example, food, rations, subsistence, nourishment, slim, fast, be on a diet, lose weight, abstain, watch your weight and eat sparingly.
Nutrients
The definition of nutrients is a substance which provides nourishment essential for life and for growth. An example of nutrients is fish as they have many important nutrients such as protein, vitamins, and minerals. Nutrition is the processes involved in taking in and food substances which help the body with growth, repairing and maintenance of the body.
It involves ingestion, digestion, absorption and assimilation. Nutrients are stored by the body in various forms and drawn upon when the food intake is not sufficient.
Malnutrition
Malnutrition is a serious condition that occurs when a person’s diet does not contain the right amount of nutrients. It means "poor nutrition" and can refer to under nutrition – when you don't get enough nutrients or over nutrition – when you get more nutrients than you need
This information focuses on under nutrition.
Malnutrition is caused by either an inadequate diet or a problem absorbing nutrients from food. There are many reasons why this might happen, including having reduced mobility, a long-term health condition or a low income.
Obesity
Obesity is a term used to describe somebody who is very overweight with a high degree of body fat. There are a number of ways a person's weight can be assessed. The most widely used method is body mass index. Body mass index (BMI) is your weight in kilograms divided by your height in metres squared. If your BMI is between 25 and 29, you