What do primary secondary and tertiary mean?

Answer 1

Primary prevention is preventing a disease from occurring in the first place.

Secondary prevention is preventing a disease from getting worse.

Tertiary prevention is mitigating the results of disease.

Answer 2

Primary refers to the first level or basic stage, secondary refers to the second level or intermediate stage, and tertiary refers to the third level or advanced stage in a process or classification system. This terminology is often used to describe different sectors of the economy, education levels, or healthcare services.