As his hospital stay drags on, Francis' cardinals have had to consider the obvious question circulating: whether Francis might resign if his illness continues.

Pope Francis' recent bout with pneumonia, which landed him in the hospital for the fourth time, fueled speculation in Rome.

Doctors say pneumonia in such a fragile, elderly patient makes him particularly prone to complications given the difficulty in being able to effectively expel fluid from his lungs

Photographer's shadows are cast on a marble statue of late Pope John Paul II outside the Agostino Gemelli Polyclinic in Rome where Pope Francis is being treated for pneumonia, Thursday,

The Vatican says Pope Francis has developed pneumonia in both his lungs, after new tests showed a further complication in the condition of the 88-year-old pope. The Vatican said late

Doctors say pneumonia in such a fragile, elderly patient makes him particularly prone to complications given the difficulty in being able to effectively expel fluid from his lungs

The Vatican has said Pope Francis was up, eating and had gotten out of bed after a tranquil night, a day after tests confirmed he had pneumonia in both lungs on top of asthmatic bronchitis.

The Vatican late Thursday reported a “slight improvement” in his overall clinical condition, with his heart working well.

According to the one-line morning bulletin Friday, “The night went well, this morning Pope Francis got up and had breakfast.” Francis was admitted to Rome's Gemelli hospital on Feb. 14 after a case of bronchitis worsened;

Fox News senior medical analyst Dr. Marc Siegel joins 'Fox & Friends' to provide an update on the condition of Pope Francis as he battles double pneumonia and mild kidney insufficiency.

The kidney ailment appears to be in an early stage, the Vatican said, adding that the pontiff is still receiving high flows of oxygen for his respiratory illness.