Lent is a solemn religious observance in the Christian liturgical calendar commemorating the 40 days Jesus Christ spent fasting in the desert before beginning his public ministry. Ash Wednesday marks the beginning of Lent, a period of repentance and spiritual preparation for Easter. Pope Francis, the head of the Catholic Church, has been hospitalized for double pneumonia. - Pope Francis, 88, is currently hospitalized and being treated for double pneumonia. - The Catholic Church commenced the Lenten season without Pope Francis's participation in Ash Wednesday services. - Catholics worldwide united in prayer for Pope Francis's recovery during Ash Wednesday processions and services. - The Vatican has reported that Pope Francis is showing signs of improvement, though his condition remains complex.