Here's what causes bronchitis, how the illness usually spreads and how you can treat symptoms if it affects you or a loved ...

Watch Pope Francis make his first public appearance since his five-week hospitalization. Pope Francis was released from ...

A weak and frail Pope Francis has left the hospital and is heading home to the Vatican after surviving a five-week, ...

Bronchitis can even be deadly as some 350 people in the U.S. die from the illness every year, per the Centers for Disease Control and Prevention. Here's what causes bronchitis, how the illness ...

Obstructive lung diseases include asthma and chronic bronchitis, diseases that often cause thick mucus buildup along the lungs’ air sacs. Pulmonary vascular lung diseases, which include ...

Pope Francis will be released from the hospital on Sunday, after 38 days battling a life-threatening case of pneumonia in ...

A weak and frail Pope Francis left the hospital Sunday after surviving a five-week, life-threatening bout of pneumonia, ...

Learn more about the link between chronic rhinosinusitis and chronic airflow limitation, lower airway symptoms, and smoking-related lung diseases.

Feeling tired or exhausted is common, as your body fights inflammation and struggles to breathe properly due to restricted airways.