The frail 88-year-old Catholic leader suffered further setbacks in what has become a more than two-week battle to overcome a complex respiratory infection.

What does Pope Francis having "double pneumonia" mean? What should you look for in the elderly? How can you avoid getting pneumonia?

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

John Paul spent so much time on the 10th floor papal suite that he referred to Gemelli as “Vatican III” — a reference that beyond the primary seat of the papacy in Vatican City, the Polish pope also spent considerable time at the papal summer retreat in Castel Gandolfo, hence Vatican II.

Pope Francis’ medical team says the pontiff's condition isn’t life-threatening. But they said Friday that Francis isn't out of danger.

Pope Francis is sitting upright and receiving therapy for double pneumonia while he remains in critical condition.

Pope Francis' condition remains "stable" in hospital with no further bouts of breathlessness, the Vatican said late on Wednesday. He was supplied with oxygen via a tube through his nose during the day,

The 88-year-old pope was admitted to Rome's Gemelli hospital on February 14 with a severe respiratory infection that has required continuously evolving treatment