Woman using health tracking on her phone by the weighing scale innovative technology https://www.rawpixel.com/image/14907494/image-person-smartphone-iphoneView license“- I was told to go to the cold batha to lose weight. - You don't say, I was just told the opposite. - Maybe they are good… https://www.rawpixel.com/image/8992352/image-paper-horse-personFree Image from public domain licenseDionysius of Heraclea, an obese man applying leeches to his arms in order to lose weight. Reproduction of a woodcut. https://www.rawpixel.com/image/14010926/image-paper-cartoon-faceFree Image from public domain license