Health Issues

• How is health defined?

  • State of physical, mental, and social well-being
  • Not merely the absence of disease
• What are the two categories of diseases?

  1. Communicable diseases: infectious, passed from person to person
  2. Non-communicable diseases: not passed on, e.g., heart disease
• How can diseases interact with each other?

  • Poor immune system increases infection risk
  • Viral infections can trigger cancer growth
  • Pathogen infections can cause allergic reactions
  • Poor physical health can lead to mental illness
• What are some factors that may affect health?

  Diet, stress, and life situations
• How does diet impact health?

  Eating too little or too much can lead to issues like type 2 diabetes or obesity
• What health issues can stress lead to?

  Heart disease, cancers, and mental illnesses
• What life situations can affect health?

  Financial status, living conditions, and access to medical care
• What types of diseases can result from poor life situations?

  Communicable diseases like diarrhoea and malaria, and non-communicable diseases like heart disease
• How is disease incidence information typically displayed?

  Frequency tables, diagrams, bar charts, histograms, and scatter diagrams