New Delhi, Feb. 24 -- Pope Francis, 88, has been hospitalised since February 14 after struggling with breathing difficulties. Diagnosed with pneumonia in both lungs, his health has significantly deteriorated in the past 24 hours, with the Vatican officially describing his condition as "critical" for the first time. He now requires supplemental oxygen and blood transfusions.

Francis has battled various health issues in recent years. His vulnerability to lung infections stems from pleurisy in his youth, which resulted in part of his lung being removed. As concerns over his worsening condition grow, preparations are already in place for the next steps in case of his passing.

When a pope dies, the camerlengo (a senior Vatican official)-curr...