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When studying the people’s health, it is important to understand the meaning of public health.

Areas covered by public health

• methods used to keep people healthy
• methods used to prevent the spread of disease

Studying the health of the people involves examining a range of things that affected how healthy people’s lives were (and are) on a daily basis. These include:

• housing
• diet
• water supplies
• knowledge and understanding
• wealth
• air quality
• levels of exercise
• sanitation
• how society is structured

Areas that are not covered by public health are things linked with cures, such as:

• treatments and medicines
• surgery
• doctors and other healers