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MB3 168a: Emetics, Massages, Cupping, and Exercises on Shabbos (328:39-43)
Taking an emetic on Shabbos for medicinal reasons. Using an electric blanket on Shabbos.
Treating a drunk person on Shabbos.
Massages for a tired person on Shabbos.
Breathing exercises and walking (not running) for exercise on Shabbos.