Pope Francis, in critical condition battling double pneumonia, had a quiet night in hospital and is resting, the Vatican said on Wednesday. The 88-year-old pope is spending his 13th day at Rome's Gemelli hospital,

The pope spent another 'quiet night' in Rome's Gemelli Hospital, where he has been recovering from a bout with bronchitis since Feb. 14, the Vatican said Wednesday.

Concerns over Pope Francis' health have mounted in recent years as have questions about his succession. Here's what we know.

Pope Francis remains in critical condition but is stable and returned to work Tuesday evening, the Vatican announced.

Pope Francis, battling double pneumonia, had a quiet night in hospital and is resting, the Vatican said on Wednesday.

ROME — Pope Francis remained in critical condition and resting Wednesday, as Argentines and Romans alike gathered in the Eternal City to pray for his recovery from double pneumonia. The Vatican’s short morning update said: “The pope had a peaceful night and is resting.”

Pope Francis was a frequent visitor to Rome long before he became pope. Now his favorite shops and artisans are pulling for him as he battles double pneumonia.

The chaplain of the Agostino Gemelli Hospital, where Pope Francis remains hospitalized, has called for faith and prayer, urging Catholics to embrace "hope against all hope" as concerns over the pontiff's health persist.