Pneumonia is caused by infections, most commonly bacteria.
Common Causes of Pneumonia
The primary culprit behind pneumonia is often infection from various sources. According to research, bacteria are a frequent cause of pneumonia, particularly in adults.
- Bacteria: Many types of bacteria can cause pneumonia.
- Streptococcus pneumoniae: This is the most common bacterial cause of pneumonia in the United States, also known as pneumococcus bacteria.
Here's a table summarizing common causes:
| Cause | Description |
|---|---|
| Bacteria | A frequent cause, especially in adults. |
| Streptococcus pneumoniae | The most common bacterial cause of pneumonia in the United States. |
