A cough lasting more than three weeks could signal underlying health issues. Know possible causes, red flags, and when medical attention becomes essential.

Coughing is a natural reflex that helps clear the lungs and throat, but persistent coughing may indicate more serious issues, including heart health problems. According to a study published in ...

A "cardiac cough" can happen if heart failure causes fluid buildup in the lungs. A wet, persistent cough with pink or frothy mucus may mean heart failure is getting worse. Call your doctor if you have ...

"Oh, that's just from smoking." It's easy to dismiss a chronic cough as another problem with cigarettes. But what if it's a sign of the lung disease COPD? Franziska Gabbert/dpa Long-term smokers often ...

A lingering cough is often blamed on asthma or past tuberculosis, but experts warn that a lesser-known fungal lung disease may be the real cause. This article explains aspergillosis, its common forms, ...

Know how common symptoms like unexplained fatigue, sudden weight loss and persistent cough can signal early cancer and why timely medical evaluation matters.

DEAR DR. ROACH: I am a 70-year-old female in excellent health, and I have a very healthy diet and fitness regimen. But I have had a persistent dry cough for 20 or so years. After seeing many doctors, ...

The moment you notice blood in your cough, your world can suddenly feel like it’s spinning out of control. That metallic taste in your mouth and the frightening sight of red-tinged sputum can trigger ...

BEVERLY HILLS, Calif. (KABC) -- Violin teacher Constance Meyer of Beverly Hills had a nagging cough for nearly two years. But a parent of one of her students thought it was something more serious. It ...

Getting your Trinity Audio player ready... Dear Eric: I am in my 70s, and for the last couple of decades I have had occasional coughing fits that are triggered by talking too long and/or too loudly.