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 ...

You can get a runny nose (rhinorrhea) for a lot of reasons. In most cases, it’s because of mucus buildup in your nasal cavity or sinuses due to a trigger or allergen. Your nose then fills up with ...

When a person catches a common cold, symptoms start to appear gradually. This includes a sore throat, a runny nose, fever, and the buildup of mucus in the nose and throat. Many of us may have ...

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. Subscribe to our newsletter for the latest sci-tech ...

(CNN) — Every time I get the sniffles, I long for the days when I can breathe freely again. Like most people, grabbing a tissue and blowing my nose is the usual go-to move, and with good reason. The ...

A runny nose isn’t always a sign of being under the weather. Sometimes, it’s a sign of the weather. If your nose runs in cold weather, it can be a sign your nose is doing its job. The job of a nose is ...

It’s snot a good idea — no matter what TikTok tells you. That’s the message from doctors about a viral at-home trend for ...

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, sputum ...

Get inspired by a weekly roundup on living well, made simple. Sign up for CNN’s Life, But Better newsletter for information and tools designed to improve your well-being. Every time I get the sniffles ...