In today’s episode, you will learn a series of vocabulary words that are connected to a specific topic. This lesson will help you improve your ability to speak English fluently about a specific topic. It will also help you feel more confident in your English abilities.

5 Vocabulary Words

1. Epidemiology (Noun): The study of how diseases spread and can be controlled within populations.
   • Example Sentences:
     1. Epidemiology helps public health officials understand the patterns of disease outbreaks.
     2. Researchers in epidemiology analyze data to identify risk factors for chronic diseases.
     3. The field of epidemiology is crucial for developing effective health interventions.
2. Vaccination (Noun): The administration of a vaccine to help the immune system develop protection against specific diseases.
   • Example Sentences:
     1. Vaccination programs have significantly reduced the incidence of infectious diseases.
     2. The public health campaign aimed to increase vaccination rates among children.
     3. Vaccination is a key strategy in preventing outbreaks of preventable diseases.
3. Prevalence (Noun): The total number of cases of a disease in a population at a specific time.
   • Example Sentences:
     1. The prevalence of diabetes has increased over the past decade in many countries.
     2. Public health officials track the prevalence of certain diseases to allocate resources effectively.
     3. Understanding the prevalence of mental health issues is essential for developing support programs.
4. Intervention (Noun): Actions taken to improve health outcomes or prevent disease, often based on research.
   • Example Sentences:
     1. The new intervention program focused on reducing smoking rates among teenagers.
     2. Public health interventions can range from education campaigns to policy changes.
     3. Evaluating the effectiveness of health interventions is vital for ongoing improvement.
5. Chronic (Adjective): Referring to diseases or conditions that are long-lasting and typically progress over time.
   • Example Sentences:
     1. Chronic diseases, such as heart disease and diabetes, are major public health concerns.
     2. Managing chronic conditions requires ongoing medical care and lifestyle adjustments.
     3. Public health initiatives often focus on prevention strategies for chronic illnesses.

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