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

The changes Francis brought to the papacy were more than skin deep. He opened the church to the outside world in ways none of ...

Thousands of people gathered in St. Peter's Square on a chilly, rainy evening to pray for an ailing Pope Francis.

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

Francis is continuing his therapy for bronchitis and pneumonia, but the Vatican provided no indication of when he might be ...

Time-honored rituals, drafted and refined over centuries, allow time for mourning and provide order at a dramatic moment of ...

Pope Francis "rested well throughout the night" in the hospital, the Vatican says, and even met with Vatican officials to ...

What happens when a pope is incapacitated? Is he still pope? Pope Francis remains hospitalized in critical condition with a ...

On Monday night the Vatican's No. 2 led the faithful in a somber night-time recitation of the Rosary prayer in St. Peter's ...

The eyes of millions around the world are on Pope Francis who is reported to be in critical condition.

COMMENTARY: However, vigils for popes, like the current one for Pope Francis, have been the exception, not the rule.