This article was originally featured on The Conversation. Omer Gokcumen is an associate professor of Biological Sciences, University at Buffalo. Slime is everywhere. It shapes the consistency of your ...

Mucus isn't exactly something people give much thought to — until they're sick and dealing with a constantly runny nose. But mucus is actually an important part of a healthy immune system, according ...

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 color: white, green, yellow or maybe even brown. We all produce mucus, even when healthy. Mucus is a ...

Medically reviewed by Susan Russell, MD Key Takeaways Coughing up white mucus can be a sign of an upper respiratory infection ...

Cystic fibrosis (CF) mucus can clog the lungs and digestive tract. Although there is no cure for CF, medications and therapies can help thin this mucus. Share on Pinterest ArtMarie/Getty Images Cystic ...

What is a mucus plug? Your mucus plug is a thick clump of mucus in your cervical canal that acts as a protective barrier. The mucus plug starts forming around week 7 of pregnancy, and it helps stop ...