Basic Concept Of Food And Nutrition Pdf

basic concept of food and nutrition pdf

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Nutrition is defined as the processes by which an animal or plant takes in and utilises food substances.

In this study session, you will learn about some of the basics of nutrition.

Use these illustrations when helping educate Central American communities. You can download and print full-size versions by clicking on the thumbnail-size versions below. Illustration of child running to depict energy.

Introduction to Nutrition

The effective management of food intake and nutrition are both key to good health. Smart nutrition and food choices can help prevent disease. Eating the right foods can help your body cope more successfully with an ongoing illness.

Understanding good nutrition and paying attention to what you eat can help you maintain or improve your health. Food and nutrition are the way that we get fuel, providing energy for our bodies. We need to replace nutrients in our bodies with a new supply every day. Water is an important component of nutrition. Fats, proteins, and carbohydrates are all required. Maintaining key vitamins and minerals are also important to maintaining good health.

For pregnant women and adults over 50, vitamins such as vitamin D and minerals such as calcium and iron are important to consider when choosing foods to eat, as well as possible dietary supplements. A healthy diet includes a lot of natural foods. A sizeable portion of a healthy diet should consist of fruits and vegetables, especially ones that are red, orange, or dark green. Whole grains, such as whole wheat and brown rice, should also play a part in your diet.

For adults, dairy products should be non-fat or low-fat. Protein can consist of lean meat and poultry, seafood, eggs, beans, legumes, and soy products such as tofu, as well as unsalted seeds and nuts.

Good nutrition also involves avoiding certain kinds of foods. Sodium is used heavily in processed foods and is dangerous for people with high blood pressure. The USDA advises adults to consume less than milligrams mg per day of cholesterol found in meat and full-fat dairy products among others.

Fried food, solid fats, and trans fats found in margarine and processed foods can be harmful to heart health. Refined grains white flour, white rice and refined sugar table sugar, high fructose corn syrup are also bad for long-term health, especially in people with diabetes. Alcohol can be dangerous to health in amounts more than one serving per day for a woman and two per day for a man. There are many high-quality, free guidelines available for healthy eating plans that give more details on portion size, total calorie consumption, what to eat more of, and what to eat less of to get healthy and stay that way.

Even if you are getting enough to eat, if you are not eating a balanced diet, you may still be at risk for certain nutritional deficiencies. Also, you may have nutritional deficiencies due to certain health or life conditions, such as pregnancy, or certain medications you may be taking, such as high blood pressure medications.

People who have had intestinal diseases or had sections of intestines removed due to disease or weight loss surgery also may be at risk for vitamin deficiencies. Alcoholics are also at high risk of having nutritional deficiencies. One of the most common nutritional deficiencies is iron deficiency anemia. Other nutritional deficiencies that can affect your blood cells include low levels of vitamin B12, folate, or vitamin C.

Vitamin D deficiency may affect the health of your bones, making it difficult for you to absorb and use calcium another mineral that you may not be getting enough of. Although you can get vitamin D by going out in the sun, many people with concerns about skin cancer may end up with low levels of vitamin D by not getting enough sun. Eating a balanced diet can help prevent these conditions. Vitamin supplements may be necessary for certain people, such as pregnant or nursing mothers and people with intestinal conditions.

Some people can have severe allergies to foods like peanuts, shellfish, or wheat celiac disease. Gastrointestinal ailments—such as irritable bowel syndrome, ulcerative colitis, and gastroesophageal reflux disease GERD —are also directly affected by the consumption of food. For other diseases and conditions, the type or quantity of food can influence the progress of the disease.

Diabetes mellitus, for example, which results in the inability of the body to regulate blood sugar, is drastically affected by the types and quantities of food eaten. Carbohydrate intake has to be carefully monitored if you suffer from diabetes, or blood sugar can rise to dangerous levels. Other conditions affected by food and nutrition include:.

Your food choices and nutritional status can influence your overall health over the entire course of your life. For certain diseases, choosing to eat certain foods and take certain supplements may help you maintain your health. Patients undergoing cancer treatment may need a specific diet in order to maintain their stamina. For instance, high-calorie foods may need to be consumed to maintain energy.

Getting enough calories and protein in the diet can potentially help with long-term survival. In any case, what you eat can help reduce your health problems. Studies have shown that if you suffer from gout, eating cherries regularly can reduce your chances of a gout attack Zhang, Garlic may be an affective medicine against certain bacteria and fungi Ankri et al.

Honey has antimicrobial and anti-inflammatory properties Bogdanov et al. Consuming apples may actually reduce your risk for colorectal cancer Jedrychowski et al. Additionally, drinking enough water instead of sweet soda or juice can help with weight control, appearance, and overall resistance to disease Popkin et al.

But do they bite and are they harmless? Tongue sucking is typically a habit, but can also be due to a medical condition. What Is Good Nutrition? Nutritional Deficiencies.

Diseases and Conditions Influenced by Nutrition. Other Considerations. Read this next. Medically reviewed by Vincent J. Medically reviewed by Deborah Weatherspoon, Ph.

How to Explain Basic Nutrition Concepts

January 22, Healthy eating habits are at the core of a healthy lifestyle. With so much information out there, deciding what to eat, how much to eat, and when to eat can be confusing. This First Shots blog will offer some simple guidelines to get you started on creating healthy eating habits that will serve you for a lifetime. Let's begin with a working definition of nutrition: healthful eating emphasizing portion control and consumption of fruits and vegetables, lean protein, whole grains, and foods that are minimally processed and low in saturated fats.

Food is any substance [1] consumed to provide nutritional support for an organism. Food is usually of plant , animal or fungal origin, and contains essential nutrients , such as carbohydrates , fats , proteins , vitamins , or minerals. The substance is ingested by an organism and assimilated by the organism's cells to provide energy , maintain life, or stimulate growth. Different species of animals have different feeding behaviours that satisfy the needs of their unique metabolisms , often evolved to fill a specific ecological niche within specific geographical contexts. Omnivorous humans are highly adaptable and have adapted to obtain food in many different ecosystems. Historically, humans secured food through two main methods: hunting and gathering and agriculture. As agricultural technologies increased, humans settled into agriculture lifestyles with diets shaped by the agriculture opportunities in their geography.

The effective management of food intake and nutrition are both key to good health. Smart nutrition and food choices can help prevent disease. Eating the right foods can help your body cope more successfully with an ongoing illness. Understanding good nutrition and paying attention to what you eat can help you maintain or improve your health. Food and nutrition are the way that we get fuel, providing energy for our bodies. We need to replace nutrients in our bodies with a new supply every day.


Food Industry and the. Media. Environmental Concerns. Basic Nutrition Concepts​. Nutrition. Kilocalories. Nutrients. Nutrient Density. Characteristics of a.


Food & Nutrition

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Nutrition Module: 1. Food, Diet and Nutrition an Overview

Study Session 1 Food, Diet and Nutrition: an Overview

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