How to Get Your Immune System Healthy by Eating Food
When people talk about food, they almost always refer to the things we eat on a daily basis. Food is defined as any material consumed to give nourishment to an organism for life. In simple terms, food is the primary source of nourishment for all living things. Food is generally of animal, plant or fungi origin, and consists of essential nutrients, including proteins, carbohydrates, vitamins, or other minerals. Some food is classified as vegetable, whereas some is classed as fruit, dairy produce, poultry, meat and other seafood.
Fruits and vegetables are rich in antioxidants, iron, Vitamins A, C and E. They also contain water and fiber which makes them an excellent choice for improving health. The nutritious compounds found in fruits and vegetables are very helpful in improving nutrition. Some very useful food substances that are extracted from fruits and vegetables are beta carotene, lycopene, indoles, flavonoids, phenols, polyphenols and resveratrols. Health care givers and dietitians recommend that fruits and vegetables should be a regular part of all diets, though they can be added to and substituted for some other types of food. Some examples of food substances that can be included in diets are apples, carrots, asparagus, garlic, artichokes, beans, peas, spinach, lettuce, parsley, cauliflower, broccoli, brussel sprouts, cabbage, celery and cucumber.
Adding these foods to one’s diet has shown to help people who follow this type of diet become healthier and live longer. Adding these foods is not difficult. Almost all fruits and vegetables can be added to a diet by most people, depending on their taste and the availability of the food. To get the maximum nutritional benefits, food is encouraged to be eaten raw, cooked at low temperatures or served with fresh herbs and spices.