Pope Francis is no longer using mechanical ventilation for help breathing at night and his doctors believe he will continue to improve, the Vatican said on Wednesday, in the latest positive update as the 88-year-old pontiff battles pneumonia.

The Vatican has released a game-changing medical report for Pope Francis, who has been getting treatment for bilateral pneumonia at Rome's Gemelli Hospital.

Pope Francis' condition is 'improving," the pontiff continues to make progress at physiotherapy and remains fever-free, according to his doctors.