Medically reviewed by Chris Vincent, MD Key Takeaways Boogers are made from mucus, dirt, and germs trapped by nose ...

Mucus is important for maintaining healthy lungs. Inhaled particles, including bacteria and viruses, get trapped in mucus and then cilia -- tiny hair like projections on the surface of the airway ...

All animals, minus sponges, have evolved the ability to produce mucus. Snail mucus is used in skin care, and some research suggests it has some antimicrobial properties. In a recent study, scientists ...

Aug. 10 (UPI) --Exposure to common air and water pollutants can disrupt the structure and function of the mucosal system, according to a new study, the body's natural lubricant and first line of ...

On 19 May, at the 2025 American Thoracic Society (ATS) International Conference, researchers from Cincinnati Children’s Hospital presented compelling evidence that functional improvement in paediatric ...

Chronic obstructive pulmonary disease (COPD) is the fourth leading cause of death in the United States, most often caused by cigarette smoking or long-term exposure to air pollutants. While there is ...

We have a mutualistic but complicated relationship with the collection of microbes in our gut, known as the intestinal microbiome. This complex community of bacteria breaks down different food ...

Medically reviewed by Susan Russell, MD Key Takeaways Coughing up white mucus can be a sign of an upper respiratory infection ...

Cystic fibrosis (CF) alters the structure of mucus produced in airway passages. In pigs affected by CF, mucus strands (made of MUC5B protein) are more tangled than normal, and the sheets of mucus ...

Mucus is important for maintaining healthy lungs. Inhaled particles, including bacteria and viruses, get trapped in mucus and then cilia -- tiny hair like projections on the surface of the airway ...