Nutrition

Nutrition is the process of obtaining food necessary for health and growth. It involves the ingestion, digestion, absorption, and metabolism of food. A balanced diet is essential for maintaining good health and preventing diseases.

Components of Nutrition

Nutrition consists of several components:

1. Macronutrients: These are nutrients required in large amounts and include carbohydrates, proteins, and fats.
2. Micronutrients: These are nutrients required in smaller amounts and include vitamins and minerals.
3. Water: Essential for hydration and various bodily functions.

Functions of Nutrients

Each type of nutrient plays a specific role in the body:

• Carbohydrates: Provide energy for the body.
• Proteins: Essential for growth, repair, and maintenance of body tissues.
• Fats: Provide energy, support cell growth, and aid in the absorption of certain vitamins.
• Vitamins: Assist in various chemical reactions in the body and support overall health.
• Minerals: Essential for bone health, fluid balance, and other physiological processes.

Importance of Nutrition

A balanced diet and adequate nutrition are crucial for:

• Healthy growth and development
• Preventing deficiency diseases
• Maintaining a healthy weight
• Supporting overall well-being

Study Guide

When studying nutrition, it is important to understand the following key concepts:

1. Identify the major food groups and their role in providing essential nutrients.
2. Understand the concept of a balanced diet and its importance for overall health.
3. Describe the functions of carbohydrates, proteins, fats, vitamins, and minerals in the body.
4. Explain the significance of water and hydration in maintaining bodily functions.
5. Identify common deficiency diseases and their relationship to inadequate nutrition.

[Nutrition] Related Worksheets and Study Guides:

• The Digestive System & NutritionScience • Eighth Grade
• Nutrition Facts LabelsHealth ED