The mucus in your nose serves many functions ... and alcohol can also turn your mucus white. Acid reflux (also known as heartburn) or dry conditions may also be the culprit.

Why your dry nose might actually be a health warning and how it could be compromising your body’s first line of defense ...

White mucus, especially if it's more opaque ... which can trigger a runny nose, sinus pressure, congestion and postnasal drip ...

If your mucus is gray or black... …you likely inhaled dark-colored particles, like smoke from a fire or heavy exhaust.

Allergies and sinus infections can cause many similar symptoms, such as nasal congestion. However, the conditions have ...

Myth or fact? Snot can be good for you. Producing mucus will help clear your sinuses, help clear your nasal passages. Laura Martin, MD, MPH And the snot and the mucus, they help keep our mucous ...

Scientists in Sweden have found a new and easy way to detect COPD (chronic obstructive pulmonary disease) early—by testing mucus from the nose. This discovery could lead to quicker diagnoses and ...

MedlinePlus. Stuffy or runny nose – adult. Dwyer TJ, Daviskas E, Zainuldin R, et al. Effects of exercise and airway clearance (positive expiratory pressure) on mucus clearance in cystic fibrosis ...