History: A form of folk medicine called Cupping Therapy being performed in a sauna in Finland, 1935 [791 × 800]

https://i.redd.it/3fdqzsyf3w6y.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/5l9cdp/a_form_of_folk_medicine_called_cupping_therapy/?utm_source=ifttt