What is Cystic Fibrosis? Cystic fibrosis is a genetic disease that affects the lungs and digestive system. In this condition, thick and sticky mucus builds up i

What is Pulmonary Sarcoidosis? Pulmonary sarcoidosis is a condition where small clusters of cells, called granulomas, form in the lungs. These clusters can caus

Introduction Tonsilitis is a common throat infection that affects people of all ages. It happens when the tonsils, which are small glands at the back of your th

What is Allergic Rhinitis? Allergic rhinitis is a common condition. It happens when your body reacts to allergens in the air. These allergens can include pollen

What is COPD? COPD, or chronic obstructive pulmonary disease, is a long-term lung condition. It makes it hard to breathe. Many people in the United States and a

Introduction Pneumothorax is a medical condition where air collects in the space between the lung and chest wall. This can cause the lung to collapse. Because i