Teen girls masterbating with odd thing
In it, John claims masturbation causes epilepsy, fainting spells, infertility, and stunted growth in children. Onania was an international bestseller. Some decades later, a Swiss doctor named Samuel-Auguste Tissot claimed semen was concentrated blood and that masturbating would lead to insanity and blindness. He also wrote a best-selling book, despite having no previous expertise on the subject. In , Dr.