Pneumonia coughs are usually deeper and louder than regular coughs. A pneumonia cough often brings up mucus, which can be ...

A mystery dog illness that spread across the U.S. last year and can lead to serious or fatal respiratory problems is still under investigation, but cases are starting to slow, experts say. The illness ...

A mystery dog illness that spread across the U.S. last year and can lead to serious or fatal respiratory problems is still under investigation, but cases are starting to slow, experts say. The illness ...