7. HUMAN HEALTH AND DISEASE
Health encompasses not only the absence of disease but also the broad spectrum of physical, mental, and social well-being. Infectious diseases such as typhoid, pneumonia, malaria, and AIDS present significant threats to human populations. The chapter discusses the role of the immune system in disease prevention, the implications of drug and alcohol abuse, and the ongoing need for public health measures and education to promote healthier lifestyles and disease prevention strategies.
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Sections
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What we have learnt
- Health is a state of complete physical, mental, and social well-being.
- Infectious diseases can be caused by various pathogens, necessitating specific preventive measures.
- The immune system plays a crucial role in defense against pathogens and is integral to vaccination and immunization strategies.
Key Concepts
- -- Public health measures
- Strategies implemented to prevent disease transmission and maintain community hygiene.
- -- Immunity
- The ability of the body to resist disease-causing organisms, categorized into innate and acquired immunity.
- -- AIDS
- Acquired Immuno Deficiency Syndrome, a condition caused by the Human Immuno deficiency Virus (HIV) leading to weakened immunity.
- -- Cancer
- A disease characterized by uncontrolled cell growth, leading to the formation of tumors.
- -- Drug abuse
- The repeated use of drugs or alcohol that leads to addiction and adverse health consequences.
Additional Learning Materials
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