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3. Health & Nutrition

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Sections

  • 1

    Understanding Health

    This section explores the definition and dimensions of health, emphasizing its importance in overall well-being.

    Learning Practice

  • 1.1.1

    Definition Of Health

    Health is defined by the WHO as a complete state of physical, mental, and social well-being, not just the absence of illness.

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  • 1.1.2

    Dimensions Of Health

    The dimensions of health encompass physical, mental, social, spiritual, and environmental aspects, emphasizing a holistic approach to well-being.

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  • 1.2

    Nutrition And Its Importance

    Nutrition is crucial for health, impacting growth, disease prevention, and overall well-being.

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  • 1.2.1

    What Is Nutrition?

    Nutrition is the science of how nutrients in food affect our bodies and health.

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  • 1.2.2

    Macronutrients

    Macronutrients are essential nutrients that provide energy and support vital bodily functions.

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  • 1.2.3

    Micronutrients

    Micronutrients are essential vitamins and minerals required for various metabolic functions, supporting overall health, growth, and disease prevention.

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  • 1.2.4

    Water

    Water is essential for maintaining various bodily functions such as digestion, temperature regulation, and waste elimination.

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  • 1.3

    Balanced Diet

    A balanced diet is essential for maintaining health and preventing diseases by providing the body with the right proportions of nutrients.

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  • 1.3.1

    Definition

    A balanced diet is essential for maintaining health and preventing diseases.

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  • 1.3.2

    Components Of A Balanced Plate

    This section discusses the essential components that make up a balanced plate, emphasizing the importance of proper food proportions.

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  • 1.3.3

    Dietary Guidelines

    This section outlines essential dietary guidelines to promote comprehensive health and nutrition.

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  • 1.4

    Malnutrition: Undernutrition And Overnutrition

    This section discusses malnutrition, including both undernutrition and overnutrition, highlighting their causes, consequences, and prevention strategies.

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  • 1.4.1

    Undernutrition

    Undernutrition refers to the insufficient intake of nutrients, leading to serious health consequences.

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  • 1.4.2

    Overnutrition

    Overnutrition refers to the excessive intake of nutrients, particularly calories, leading to various health issues.

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  • 1.5

    Nutrition Through The Life Stages

    This section discusses the nutritional needs and considerations during different life stages including infancy, childhood, adolescence, adulthood, and old age.

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  • 1.5.1

    Infancy And Childhood

    Infancy and childhood nutrition is crucial for growth and development, focusing on the importance of breastfeeding and balanced meals.

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  • 1.5.2

    Adolescence

    Adolescence is a critical stage of development requiring increased nutrition and healthy habits for growth.

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  • 1.5.3

    Adulthood And Old Age

    This section emphasizes the importance of nutrition in adulthood and old age, focusing on disease prevention and changing dietary needs as individuals age.

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  • 1.6

    Physical Activity And Nutrition

    This section highlights the critical relationship between physical activity and nutritional needs, focusing on how physical activity enhances health and the specific dietary requirements of active individuals.

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  • 1.6.1

    Role Of Physical Activity

    Physical activity plays a crucial role in enhancing metabolism, improving mood, and maintaining a healthy weight.

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  • 1.6.2

    Nutritional Needs Of Active Individuals

    Active individuals have unique nutritional needs that require higher caloric and protein intake.

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  • 1.7

    Cultural And Social Influences On Diet

    This section discusses how cultural and social factors impact dietary choices and nutrition.

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  • 1.7.1

    Cultural Diets

    This section explores various cultural diets and their unique health benefits and nutrient focuses.

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  • 1.7.2

    Socioeconomic Factors

    Socioeconomic factors significantly impact access to nutritious food and overall health.

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  • 1.8

    Health Promotion And Personal Responsibility

    This section emphasizes the importance of making informed health choices and community initiatives that promote well-being.

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  • 1.8.1

    Making Informed Choices

    This section discusses the importance of making informed choices about nutrition to promote health and well-being.

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  • 1.8.2

    School And Community Initiatives

    This section discusses various school and community initiatives aimed at promoting health and nutrition among students and community members.

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  • 1.8.3

    Global Health Goals

    This section focuses on the global initiatives aimed at improving health and nutrition, particularly through the United Nations Sustainable Development Goals (SDGs).

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References

10 IB PHE ch3.pdf

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