What Your Mucus Says About Your Health

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.

What Your Mucus Says About Your Health
photo of cold and flu supplies on bed

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.