![Hisashi Ouchi was kept alive for 83 days after absorbing 17 Sieverts of radiation, the highest level for any human being. Doctors kept him alive via blood transfusions and stem cell grafts. Hisashi Ouchi was kept alive for 83 days after absorbing 17 Sieverts of radiation, the highest level for any human being. Doctors kept him alive via blood transfusions and stem cell grafts.](https://external-preview.redd.it/hisashi-ouchi-was-kept-alive-for-83-days-after-absorbing-17-v0-HCpSPw9Kd69P0DRX8N0z4h3bP26NED_5QmrNw_aBnuE.png?width=640&crop=smart&auto=webp&s=862a422f171db4a181d905d50bc0e29ce01e83d7)
Hisashi Ouchi was kept alive for 83 days after absorbing 17 Sieverts of radiation, the highest level for any human being. Doctors kept him alive via blood transfusions and stem cell grafts.
![The Radiation That Makes People Invisible: A Global Hibakusha Perspective | The Asia-Pacific Journal: Japan Focus The Radiation That Makes People Invisible: A Global Hibakusha Perspective | The Asia-Pacific Journal: Japan Focus](https://apjjf.org/data/41572.jpg)
The Radiation That Makes People Invisible: A Global Hibakusha Perspective | The Asia-Pacific Journal: Japan Focus
![How atomic bomb survivors have transformed our understanding of radiation's impacts | Science | AAAS How atomic bomb survivors have transformed our understanding of radiation's impacts | Science | AAAS](https://www.science.org/do/10.1126/science.abd8858/abs/ma_0724_hiroshima_mushroomcloud_1280x720.jpg)
How atomic bomb survivors have transformed our understanding of radiation's impacts | Science | AAAS
![A victim of nuclear radiation during simulation of nuclear disaster... Fotografía de noticias - Getty Images A victim of nuclear radiation during simulation of nuclear disaster... Fotografía de noticias - Getty Images](https://media.gettyimages.com/id/601775846/es/foto/a-victim-of-nuclear-radiation-during-simulation-of-nuclear-disaster-in-company-of-national.jpg?s=1024x1024&w=gi&k=20&c=kvdwMnTZiobSo4PhcVkPwbquvYKjSXd_AW0n8VJxPOo=)
A victim of nuclear radiation during simulation of nuclear disaster... Fotografía de noticias - Getty Images
![The Radiation That Makes People Invisible: A Global Hibakusha Perspective | The Asia-Pacific Journal: Japan Focus The Radiation That Makes People Invisible: A Global Hibakusha Perspective | The Asia-Pacific Journal: Japan Focus](https://apjjf.org/data/41571.jpg)
The Radiation That Makes People Invisible: A Global Hibakusha Perspective | The Asia-Pacific Journal: Japan Focus
![He survived the nuclear explosion in Nagasaki, then spent his life treating victims | by ICRC | Humanitarian Law & Policy | Medium He survived the nuclear explosion in Nagasaki, then spent his life treating victims | by ICRC | Humanitarian Law & Policy | Medium](https://miro.medium.com/v2/resize:fit:2000/1*2Qi8oc8DnU8HhB2NKU_D8Q.jpeg)
He survived the nuclear explosion in Nagasaki, then spent his life treating victims | by ICRC | Humanitarian Law & Policy | Medium
Left: Hiroshima. Radiation effects; subcutaneous hemorrhaging on the face of patient who fell ... | Australian War Memorial
![Exodus from Kiev: aftermath of Chernobyl nuclear accident - archive, 1986 | Chornobyl nuclear disaster | The Guardian Exodus from Kiev: aftermath of Chernobyl nuclear accident - archive, 1986 | Chornobyl nuclear disaster | The Guardian](https://i.guim.co.uk/img/media/afd1f8375749dba2ba738cb65c0382d52f434357/21_0_2192_3341/master/2192.jpg?width=700&quality=85&auto=format&fit=max&s=a72ec0586910e0d92ba03edd443cbc06)