Add Yahoo as a preferred source to see more of our stories on Google. Whether you’re dealing with a runny nose, cough or congestion, your mucus can help determine if it’s a minor bother like a common ...

It’s that time of year when many people have runny noses and are “a bit snotty.” Snot can be many colors – clear, yellow, green, white, red, brown, or black, as per the report by The Sun. Watching its ...

Snot is made up of water, proteins, antibodies, and dissolved salts, explains Jonathan Parsons, M.D., a professor in the Department of Internal Medicine at The Ohio State University Wexner Medical ...