Pope Francis was hospitalized for bronchitis three weeks ago, then got double pneumonia. Here's what doctors will be watching out for in the coming days.

The Vatican says Pope Francis is responding well to therapy for double pneumonia and has shown a “gradual, slight improvement” in recent days.

Pope Francis was showing a "gradual, mild improvement" on his 23rd consecutive day in the hospital for treatment of double pneumonia, the Vatican said Saturday.

Pope Francis is responding well to treatment for pneumonia after three weeks in hospital, the Vatican said Saturday, adding that the 88-year-old was showing "a gradual, slight improvement." The Argentine pontiff has been in Rome's Gemelli hospital since Feb.

Pope Francis has suffered a serious setback in his two-week battle with double pneumonia. Newsweek's live blog is closed.

There has long been a Vatican taboo against openly talking about a conclave when a pope is sick: It’s considered gauche to speculate about the election of a new pope while the current one is fighting for his life.

The pope rested well all night,” the Vatican said in its update from Gemelli hospital, where Francis has been hospitalized since Feb. 14.