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 ...

Your snot provides crucial insights into your health, acting as an early warning system. Clear mucus indicates healthy sinuses, while yellow or green often signals infection. Red or pink suggests ...

Brits are being urged to check the colour of their snot as the new H3N2 subclade K flu spreads, with experts revealing said ...

It’s never any fun feeling under the weather, but when a common cold is paired with excess phlegm, it makes matters even worse. This can lead to irritating symptoms, such as coughing, a sore throat, ...

Phlegm is a form of respiratory mucus produced by the lungs. The airways between the larynx and the respiratory bronchioles are lined by columnar epithelium over which an airway surface liquid (ASL) ...

Your snot isn’t just an inconvenience; it is a window into your health. The color and consistency of nasal mucus can reveal a lot about your body, from allergies to infections. Understanding these ...