Jun 19, 2023 · If your nasal discharge is any color other than clear, it could be a sign of an infection. Learn more about what yellow, green, brown, black, and red snot mean.

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 …

Sep 29, 2018 · Snot is produced by glands in your nose and throat. It helps to hydrate your sinuses and trap dust and pathogens, preventing them from entering your body. Snot, or nasal …

Jan 14, 2021 · Your nose has swollen, inflamed tissues that are slowing the flow of mucus, causing it to lose moisture and become thick and cloudy. This can be a sign of a nasal …

Jan 27, 2022 · Red or pink snot usually comes from blood and indicates your nasal passage is dry or irritated or that you’ve had some sort of nasal trauma. This can happen if you’ve been hit on …

Feb 20, 2025 · Yellow mucus means your body's immune system has been activated, which can change the color or consistency of your mucus, according to the Cleveland Clinic. Initially, …

Mar 25, 2025 · Clear snot usually signals allergies or some kind of environmental factor that is triggering your nose to start running, such as inhaling dust or allergens. Clear snot is nothing …

Feb 11, 2025 · When your snot changes from clear to yellow, it is commonly a sign that your body is fighting off an infection. “When the mucus becomes yellow, it means that immune cells …

Nov 26, 2024 · Red snot typically means a blood vessel in your nose has burst. This can happen after nose-picking, blowing your nose too hard or exposure to cold weather. If your snot is …

If your snot is yellow or green, it could signal that you have a common cold or another viral or bacterial infection such as a sinus infection. If your snot is brown, you might have inhaled an …