Medically reviewed by Amelia MacIntyre, DO Mucus, a fluid in your upper respiratory system, is usually clear. But a number of health conditions can cause it to turn brown. Also known as brown phlegm ...

You should see a healthcare provider if your post-nasal drip lasts three weeks or more or is accompanied by a fever. Green, yellow, or bloody mucus also warrants a trip to a healthcare provider as ...

Yellow mucus could also be caused by non-infectious triggers, like allergies. In a typical viral respiratory infection, such as the common cold, mucus in the nose starts out as clear but gradually ...

Nasal mucus helps trap airborne dirt, dust, and microbes that you breathe in and prevents them from reaching your lungs. Boogers can be yellow, green, or brown because of the particles that get ...

Bright Yellow Urine Causes: Yes, you read it right! Your urine can tell you a lot more about your health than you can think. The color, texture, and smell of your urine often indicate chronic and ...

Your nasal mucous protects you by trapping dust, bacteria, viruses and other irritants – preventing them from reaching the respiratory system's deeper parts. (Image Credits: Pixabay) You must ...

A mom took a sinus relief syringe, stuck it up her screaming, swaddled five-year-old’s nose, and without a moment’s hesitation, let the saline loose. I watched a waterfall of yellow mucus pour ...

And the colour and consistency of nasal mucus can reveal intriguing details about your immune system, and how your body responds to illnesses. Mucus is produced by the tissues lining our nasal ...

There are actually many reasons why your snot’s changes colour when you’re unwell. And the colour and consistency of nasal mucus can reveal intriguing details about your immune system, and how your ...