Medically reviewed by Jordana Haber Hazan, MD Why this matters: Green mucus can indicate a bacterial infection, which may require medical attention.What you can do: Apply a warm washcloth to your face ...

Coughing up white mucus can signal an upper respiratory infection or chronic conditions like COPD. Viral infections causing white mucus can't be treated with antibiotics, so rest and drink plenty of ...

Mucus consists mainly of water and a gel-forming molecule called mucin. The body uses mucus to protect tissues, remove particles, and prevent infections. Mucus is essential for the functioning of many ...

Disgusting though they may be, phlegm is nothing to sneeze at. Here’s what its color and appearance can tell you about your health, and how to get rid of phlegm. Admit it: After you blow your nose or ...

When a person has black or dark-colored mucus, they may have inhaled potentially harmful pollutants. Coughing up black mucus may also be due to an underlying infection or condition. Mucus serves an ...

Not many things are as uncomfortable and annoying as a runny or congested nose when you’re sick. Constantly blowing your nose and not being able to breathe through it may leave you wondering: Why does ...

Allergies, infections, a change in hormones, spicy foods and medication are some of the many reasons you might be blowing your nose often. The idea behind blowing your nose is to expel mucus or ...