Americans are weathering the worst flu season in years, as a number of other respiratory illnesses circulate too, such as COVID-19, RSV and the common cold. A telltale sign you’re getting sick is ...

When you’re sick, you’ll often produce more phlegm, and might notice it’s thicker or a different colour: white, green, yellow or maybe even brown. What can this phlegm – also called mucus, snot, ...

Add Yahoo as a preferred source to see more of our stories on Google. Whether you’re dealing with a runny nose, cough or congestion, your mucus can help determine if it’s a minor bother like a common ...

Mucus is your body’s natural defence, but too much of it can make breathing feel like you’re inhaling through a wet sponge. Your lungs produce mucus every day to trap dust, germs, and irritants.

Your body produces mucus naturally to protect your respiratory system, and under normal circumstances, this protective fluid remains clear and relatively thin. However, when mucus suddenly changes to ...

Cystic fibrosis (CF) may lead to exocrine pancreatic insufficiency (EPI). This is because CF causes the body to produce sticky mucus that can block the pancreatic duct, leading to various symptoms.

When a rhinovirus, the most frequent cause of the common cold, infects the lining of our nasal passages, our cells work together to fight the virus by triggering an arsenal of antiviral defenses. In a ...