Think about the central ideas in "Hygiene, Illness, and Medicine." Write three to four sentences that summarize the chapter.

For a starter, this is an example:

Sentence 1: Hygiene, illness, and medicine do what

Sentence 2: Explain about what hygiene does

Sentence 3: Explain about what illness does

Sentence 4: Explain about what medicine does

Last, sentence wrap everything up in a conclusion like sentence.