Nasal mucus - simply known as snot - essentially acts like a shield to keep out harmful germs while also letting in things ...

A new study by investigators from Mass General Brigham adds evidence that the most effective way to prevent preterm birth ...

When the sinuses are clear, mucus drains easily from the nose, clearing out dirt and bacteria. A sinus infection occurs when excess mucus builds up in the sinuses, allowing viruses, bacteria, or ...