A cough that produces mucus or phlegm can reveal an underlying infection or condition. Learn about wet cough causes and how ...

Posts on Russian social media channels describe painful coughing fits, lingering fevers, and an illness that’s worse than ...

Each year, seasonal flu sickens about 1 billion people worldwide and causes approximately 290,000 to 650,000 respiratory ...

The most common causes of chronic cough include gastroesophageal reflux disease (GERD), asthma, and postnasal drip (also ...

If you’re battling chest congestion from a cold, flu, or COVID-19, decongestants and humidifiers can offer relief. Learn ...

The death of actor and leading man Val Kilmer is a stark reminder of how one of the most common lung infections in the ...