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Why do we fall ill
- Introduction
- Objectives
- Health
- Health
- Poor health
- Identifiable disesase
- Symptoms and signs of diesease
- Symptoms of disease
- Signs of disease
- Acute diseases
- Chronic disesase
- Effects of chronic and acute diseases
- Virus
- Infectious diseases
- Non infectious diseases
- Protozoans
- Common disesaes
- Vectors
- Microbes
- Inflammation
- Prevention of diseases
- Principle of prevention
- Microbial infections
- Summary
