Know that pneumonia symptoms can vary, but watch for cough, fever, and fatigue. Seek help if symptoms like shortness of breath, chest pain, or confusion occur. Pneumonia can be more severe in ...

Feeling run down but not "sick enough" to stay in bed? You might have a condition dubbed "walking pneumonia." This mild yet persistent form of pneumonia often sneaks up on people, leaving them with ...

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 ...

Diarrhea and other gastrointestinal symptoms are less common but possible if you have pneumonia, or are taking medications for this lung infection. Pneumonia is an infection that causes inflammation ...