‘Butt breathing’ could help people who can’t get oxygen the regular way

It may be possible to repurpose the gut for breathing when the lungs fail

A picture of a man sitting on the edge of a hospital bed in front of a row of mannequins that have their rears exposed

Physician Takanori Takebe has shown it’s possible for mammals to get oxygen through their anuses. But whether it’s possible and practical for human patients who have trouble breathing is an open question.

Courtesy of Cincinnati Children’s Hospital Medical Center

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