The mucus comes from the conjunctiva which is the transparent tissue covering the whites of the eye and internal surface of ...

This cold and flu season, you may be looking for clues you're getting better anywhere you can find them, even in the color of ...

Mucus is a substance that lines the moist surfaces of your body, including the lungs, sinuses, mouth, stomach, intestines, and eyes. “It is mainly a combination of water and large molecules ...

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 ...

This can include tears, crusty debris found at the corners of the eyes, mucus-like green or yellow discharge, pus, or even blood. The eyes are constantly creating a tear film that covers the ...

Mucus provides an essential barrier for humans that protects vulnerable surfaces in the lung, intestinal, eye and reproductive tissues from invasion by bacteria, viruses, allergens and irritants.