6 Are all deadly diseases infectious? Based on the information, answer the questions.
Top diseases causing death in Hong Kong in 2023
about 14900 people
about 11300 people
about 7300 people
about 3000 people
Diseases
Cancer
Pneumonia
Heart diseases
Cerebrovascular diseases
Source: Centre for Health Protection, Department of Health, HKSAR Government
(1) Look for information online to check which of the above diseases is an infectious disease and which are non-infectious diseases. (2) According to the data, which disease was the number one killer in Hong Kong? (3) A long time ago, infectious diseases were the major causes of death. However, this has changed over time. Why? (4) Why are cancer, heart diseases and cerebrovascular diseases (e.g. stroke) commonly known as ‘urban-associated diseases’?
Non-infectious diseases are not caused by pathogens. They cannot be passed from person to person.
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