Vatican authorities said Monday that Pope Francis has a complex infection in his respiratory system and will require more targeted drug treatment. Officials said the 88-year-old pope is suffering from a “polymicrobial respiratory tract infection,

What is a polymicrobial respiratory tract infection? Essentially, it means there’s a mix of bacteria, viruses, fungi, or parasites growing in someone’s lungs. "Often times, pe

Pope Francis has been in the hospital since Friday with a respiratory tract infection. Officials with the Vatican said Monday that the 88-year-old’s infection requires further hospitalization and a change in drug therapy. Francis has had several health ailments over the years.