In TODAY.com's Expert Tip of the Day, a doctor reveals the important clues about your health that can be found in your snot.

Medically reviewed by Jane Kim, MD Drinking plenty of fluids can help decrease the thickness of phlegm and make it easier to remove. Bloody, brown, white, yellow, or green phlegm may be a sign of an ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It’s never any fun feeling under the weather, but when a common cold is paired with excess phlegm, it ...

Maybe your throat is a little sore. Or perhaps you sense a lot of mucus in the back of your throat and find yourself clearing it constantly by coughing. So you decide to take a look in the mirror and ...

A medical expert revealed the significance of different nasal mucus colors, which help determine when you should consult a ...

Ayurveda offers natural solutions for clear airways. Warm turmeric milk, ginger tea, tulsi tea, honey-lemon water, and ...

If you've been sick lately — and, between skyrocketing flu activity, COVID-19, RSV and the plain old common cold, you probably have — you've probably googled your symptoms and come across three words: ...

Mucus is a thin, slippery fluid that lines the nose, throat, and other passages to trap dust and germs. Phlegm is a thicker type of mucus produced in the lungs to catch and remove harmful particles ...

An itchy throat is a condition that can make it difficult for you to talk or swallow due to physical irritation. There are many causes of an itchy throat, but allergies and infections are common ...

Understanding how mucus changes, and what it changes in response to, can help diagnose illnesses and develop treatments. Researchers develop a system to grow mucus-producing intestinal cells and study ...

Please provide your email address to receive an email when new articles are posted on . Patients with COPD and mucus plugs observed on both a baseline and 5-year follow-up CT scan vs. no mucus plugs ...