2023年6月19日 · 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.

2021年1月14日 · Snot color can tell you many things, including whether you have allergies, a nosebleed, a cold or a sinus infection. However, changing snot color is almost a bigger indicator that something is up ...

2018年1月26日 · ANSWER: Greenish-gray or yellowish nasal mucus — your health care provider might call it purulent nasal discharge — isn’t a sure sign of a bacterial infection, although that is a common myth — even in the medical world. Both viral and bacterial upper respiratory infections can cause similar changes to the type and coloration of nasal mucus.

2024年9月20日 · Mucus gets thick and sticky and might be white, yellow or green when you have an infection. It’s also called phlegm, snot or sputum. Mucus is usually thin and clear. Certain colors might mean you have an infection, but it can’t diagnose specific illnesses. What is mucus?

2024年3月22日 · When you have a sinus infection, your snot typically becomes a thick, green color. This is because mucus acts as a trap for allergens, bacteria, and viruses that carry these foreign invaders outside of your body.

One of the most common is the idea that the color of your nasal drainage indicates whether you have a cold, allergies or a sinus infection. There is some truth to the color myth, but not much. Typically, if nasal drainage changes from clear to another color, or increases in amount, there is a virus, such as the common cold, at play.

2024年8月1日 · If you're prone to sinus infections or bothersome sinus discharge, remember these two things: Mucus is underappreciated. Most sinus symptoms are due to viral infections or allergies, not bacterial infections.

Red or pink snot means blood, but don’t be alarmed. “Blood in your mucus is most often caused by irritation of the nasal tissues. This often occurs with viral infections or allergies due to frequent nose blowing or use of nasal sprays that may cause the tissues to become dry,” Alyssa said.

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 irritant, such as dust or dirt. If your snot is pink or reddish, it might mean that your nasal passages are irritated and dry and have started to bleed.

2024年10月15日 · What color is snot with a sinus infection? If you find it difficult to breathe through your nose and notice thick, yellow snot, it often indicates that your body is suffering from an infection, especially when paired with symptoms like fever or congestion. This color change occurs as white blood cells rush to the infection site.