People often dismiss a cough as a minor ailment, but sometimes it can be a sign of an underlying problem, especially when it's accompanied by mucus (phlegm). What is the reason for a cough with phlegm ...

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 ...

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, ...