MB3 162b: Using a Steam Room on Shabbos (326:11-13); Anointing on Shabbos (327:1-3)

Using a bathhouse immediately after Shabbos. What if a majority of the people who use it are gentiles?

Using a steam room on Shabbos.

Anointing one's body with oil on Shabbos for medicinal vs. non-medicinal purposes.

Anointing with oil for non-medicinal purposes is permissible with a shinui.