Pneumonia is a common lung infection that can make breathing difficult and, in some cases, become life-threatening. It happens when the air sacs in the lungs fill with fluid or pus. Each year, about ...

Add Yahoo as a preferred source to see more of our stories on Google. The trending term is just a new name for an existing illness known as "walking pneumonia," and experts say it's not worth "alarm ...

Pneumonia is an infection of the lung that causes the air sacs within the lungs to fill with fluid and pus. This can impact the body’s ability to take in oxygen, making it difficult to breathe. The ...

Pneumonia is a lung infection that can lead to serious complications in children. The illness may present differently in children than it does in adults. Pneumonia is an infection of the lungs caused ...

RA patients have a 73% higher risk of pneumonia and a 126% higher risk of pneumonia-related hospitalization compared with controls. Seropositive RA patients face an 86% higher risk of pneumonia and a ...