1media/insufflation_thumb.jpeg2024-07-17T22:52:12+00:00Ivan Portillo741ad6f42573dbb784db9511d4627772eb86aa193677Written accounts from China described the practice of insufflation, where smallpox material was blown into the nose. This early method aimed to induce immunity against the deadly disease. Image Attribution: Public domain, via Labrootsplain2024-07-19T16:40:55+00:001501-1600Ivan Portillo741ad6f42573dbb784db9511d4627772eb86aa19