What if life didn’t require oxygen? For centuries, we've operated under the assumption that oxygen is an essential part of life for all complex organisms. From humans to animals, oxygen powers ...

Pope Francis’s condition continued to improve Wednesday and he no longer needs to use noninvasive mechanical ventilation to ...

High cholesterol, or hypercholesterolemia, usually has no apparent symptoms and is therefore labeled as a "silent killer." Yet some of its symptoms show up when performing physical exertion such as ...

The image shows Francis sitting in a wheelchair before the altar of his hospital chapel, offering a rare glimpse of the pontiff since his hospitalisation in February.

The Vatican has released the first image of Pope Francis in hospital since he began treatment for double pneumonia.

Francis, it said, continues to receive high-flow oxygen therapy through nasal cannulas ... Doctors said Pope Francis is no longer at immediate risk of death, but they have not yet given an ...

Francis is now able to spend some time off high flows of oxygen, using ordinary supplemental oxygen delivered by a nasal tube as he recovers from pneumonia.

The Vatican on Sunday released the first photograph of Pope Francis in more than a month, showing the pontiff in a ...

Despite more states shifting toward nitrogen hypoxia executions as lethal injection drugs become scarce, the high court ...