in 1673 he was appointed count with the name griffenfeld, and the year after he became chancellor, as such the highest ranking official in the kingdom.

How would the previous sentence be correctly capitalized?
Answer: In 1673 he was appointed Count with the name Griffenfeld, and the year after he became Chancellor, as such the highest ranking official in the Kingdom.
have you already heard much about how botox can remove wrinkles, but don't quite dare to get a treatment?

How would the previous sentence be correctly capitalized?
Answer: Have you already heard much about how Botox can remove wrinkles, but don't quite dare to get a treatment?
family history - having a sibling or a parent who has had multiple myeloma, the likelihood of developing the disease is four times higher compared with people who have no family history of multiple myeloma.

How would the previous sentence be correctly capitalized?
Answer: Family history - Having a sibling or a parent who has had multiple myeloma, the likelihood of developing the disease is four times higher compared with people who have no family history of multiple myeloma.
normal lungs have fluid that is moved from the lungs into the internal space of the body, an on-going process for normal healthy function.

How would the previous sentence be correctly capitalized?
Answer: Normal lungs have fluid that is moved from the lungs into the internal space of the body, an on-going process for normal healthy function.