![Iron lung (c. 1933) used to "breathe" for polio patients until 1955 when polio vaccine became available is located in the Mobile Medical Museum, Mobile, Alabama - original digital file | Library of Congress Iron lung (c. 1933) used to "breathe" for polio patients until 1955 when polio vaccine became available is located in the Mobile Medical Museum, Mobile, Alabama - original digital file | Library of Congress](http://tile.loc.gov/image-services/iiif/service:pnp:highsm:05200:05216/full/pct:50/0/default.jpg)
Iron lung (c. 1933) used to "breathe" for polio patients until 1955 when polio vaccine became available is located in the Mobile Medical Museum, Mobile, Alabama - original digital file | Library of Congress
![A 1940s photograph of a child in an iron lung, used to treat polio patients that could not breathe on their own due to paralysis. | DPLA A 1940s photograph of a child in an iron lung, used to treat polio patients that could not breathe on their own due to paralysis. | DPLA](https://d2jf00asb0fe6y.cloudfront.net/no-cure-polio_09_c94df9d22daf4976aa5ee18e43967f44.jpg)
A 1940s photograph of a child in an iron lung, used to treat polio patients that could not breathe on their own due to paralysis. | DPLA
![First U.S. Polio Case in Nearly a Decade Highlights the Importance of Vaccination - Scientific American First U.S. Polio Case in Nearly a Decade Highlights the Importance of Vaccination - Scientific American](https://static.scientificamerican.com/sciam/cache/file/3F657A2D-DBF0-4149-858E98677B173F66_source.jpg)