Bronchitis can be acute or chronic. A viral or bacterial infection typically causes acute bronchitis, while chronic bronchitis is often linked to smoking or long-term lung irritation. Treatment ...

"Bronchitis is almost always viral," explained Dr. Woods. "The one exception to that is people who have emphysema; sometimes theirs can be bacterial. But for most adults, it's viral, and viruses ...

According to the NHS, a hacking cough is the primary symptom of the illness. One clear distinction is that a ...

Recent winter chills and freezing temperatures caught many by surprise and also risked the health of many. The flu is ...