Health issues

• What are the two main categories of diseases mentioned?

  Communicable and non-communicable diseases
• What is the difference between communicable and non-communicable diseases?

  Communicable diseases are infectious, while non-communicable diseases cannot be transmitted
• What are some factors affecting health?

  • Diet: too little, excessive, or unhealthy food
  • Stress: high levels can affect mental health
  • Life situation: income, living conditions, access to healthcare, access to clean water
• What health issue can arise from an unhealthy diet?

  Hyperlipidaemia
• What is a health issue associated with insufficient food intake?

  Anaemia
• How can stress impact health?

  High levels of stress can affect mental health and increase the risk of other diseases
• How can different types of diseases interact with each other?

  • Defects in the immune system increase susceptibility to infectious diseases (e.g., HIV)
  • Viruses in body cells can trigger cancers (e.g., HPV and cervical cancer)
  • Immune reactions to foreign antigens can trigger allergies (e.g., anaphylaxis and asthma)
  • Severe physical ill health can lead to mental illness
• What is an example of a virus that can trigger cancer?

  HPV (Human Papillomavirus)
• What can severe physical ill health lead to?

  Mental illness
• How does a defect in the immune system affect disease susceptibility?

  It makes an individual more likely to suffer from infectious diseases
• What is an example of an immune reaction that can trigger allergies?

  Anaphylaxis and asthma