Add Yahoo as a preferred source to see more of our stories on Google. The color of your mucus can reveal some surprising things about your health. (Photo: Getty Images) (Getty Images/iStockphoto) ...

Add Yahoo as a preferred source to see more of our stories on Google. Curious about your snot? Plenty of people take a peek at what winds up in their tissue after a good nose blow, but doctors say ...

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 ...

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 cold, allergies or a more serious health issue. That's right, the ...

Coughing up white mucus can be a sign of an upper respiratory infection or chronic conditions like COPD. Viral infections that cause white mucus cannot be treated with antibiotics, so focus on rest ...

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 ...