| Upper Respiratory Infections |
|
|
|
|
|
Underlying Cause
|
Upper Respiratory Infections Underlying Cause
Upper respiratory infections are caused by viruses that reach the nose or throat, invade the tissue, and start to grow. ![]() Common viruses include:
Continue to Upper Respiratory Infections Transmission
|
| About freeMD | FAQ | Terms of Use | New Visitor | Feedback |