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 ...

Some foods increase mucus production in the chest and lungs. If you're sick and tired of coughing, learn about the foods to ...

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

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Having a congested chest can be uncomfortable to say the least. And when you’re feeling under the weather ...

It can be hard to decipher when you or your children are suffering from allergies or something more serious. When should you go to the doctor? When should you take medicine, and what should you take?

A cystic fibrosis vest is a therapeutic tool. When worn, it provides compressions similar to manual chest percussions. Wearing the vest can help loosen sticky secretions so that a person can more ...