Nutrition is a part of science that means the process of taking food for health and growth. It explains the nutrients and substances in food. It relates to growth, reproduction, health, and diseases. It has various effects on the human body, animal bodies, or plants, but particularly on humans. It’s a combined process of ingestion, absorption, assimilation, biosynthesis, and excretion.
Food and Nutrition
Eating the right foods provides nutrition. For better health, understanding proper nutrition and paying attention to what we eat is critical. Food and nutrition give us energy for our bodies. Proper nutrition also includes avoiding certain types of foods.
Effects of nutrition and malnutrition
For humans, a healthy diet is important for maintaining optimal health. And a healthy diet includes proper nutrients. Proper cooking and food storage methods can preserve nutrients in food. Nutrients are classified as carbohydrates, fats, proteins, minerals, fiber, vitamins, and water.
A balanced diet includes all of these nutrients. It should consist of fruits and vegetables that are green, red, or orange. Whole grains such as wheat and brown rice should be added. Proteins can be found in meat and poultry, eggs, and beans. Lack of it results in various diseases such as anemia, blindness, and scurvy, as well as health conditions related to nutritional excess, like obesity and chronic diseases such as diabetes, cardiovascular disease, and osteoporosis.
Nutritional deficiencies
If we don’t take a balanced diet, we may be at risk for certain nutritional deficiencies. Anemia is caused by iron deficiency because blood cells need iron to supply oxygen to the body. Lack of vitamin D affects the health of our bones. Nutritional deficiencies include beriberi, night blindness, scurvy, rickets, magnesium deficiency, and potassium deficiency. Having a balanced diet can help prevent these health problems.
Conditions influenced by nutrition
Diet influences many health conditions. Food poisoning is one of them. It is directly caused by contaminated food. Many people have allergies to different kinds of foods. The type and quantity of food influence the progress of these diseases. Others include hypertension, osteoporosis, high cholesterol, and certain cancers.
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