Sep 20, 2024 · It lines your mucous membranes and helps trap and destroy or clear out germs and harmful particles. Mucus gets thick and sticky and might be white, yellow or green when you have an …

Apr 22, 2025 · Injury, infection, and multiple health conditions can all change the color of your snot or nasal mucus. Knowing what these color changes mean can help identify the cause.

Mar 25, 2025 · Snot can come in nearly all shades of the rainbow. And each color of snot – also called mucus or boogers – tells you something different about what’s going on inside your body.

Nov 26, 2024 · Find out why your nose snot turns green and what it means for your health. Learn about causes, treatments, and when to seek medical help.

Jul 16, 2025 · Yes, mucus – or snot, or phlegm – is gross, but it has vital clues about your health. Learn what it might be telling you and when to see a doctor.

Dec 5, 2025 · Learn what green or yellow mucus actually means, when it signals infection, when antibiotics are needed, and how to support faster recovery with natural sinus relief methods

Yellow Snot and Infection Types Finding yellow snot often leads people to believe they have a bacterial infection requiring antibiotics, but this is a common misconception. The color change is an indicator …

Jan 12, 2023 · What different colors of phlegm and snot mean Mucus is normally clear, but it may become whitish or yellowish when you’re sick. Greenish, reddish or brownish snot and phlegm can …

Snot is a mucus secretion produced by nasal membranes to trap dust, pathogens, and debris, keeping the respiratory system clean and moist.

Jul 9, 2025 · Snot plays a powerful role in protecting us from disease – and its colour alone can provide insights into what's going on in our bodies. In Ancient Greece, snot was thought to be one of the...