Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

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 ...

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 ...