Paranasal sinuses mucoceles are benign, expansile cystic masses covered by respiratory epithelium, resulting from accumulation and retention of mucus secretion in cases where the sinus drainage is ...

One of the problems of conventional filters used in homes, businesses and public spaces is their poor performance. They rely ...

Engineers in South Korea developed a bioinspired air filter that mimics nasal mucus, trapping more particles and lasting ...

Steam inhalation can help open the nasal passages and get relief from the symptoms of a cold or sinus infection. Learn about the benefits and risks.

People in the Bay Area are reporting a pesky cough that lingers long after a cold is over. What is it? And more importantly, how can you kick it?

These processes lead eventually to obstruction of the sinus ostia. Normal ciliary function becomes degraded in the presence of excessive mucous production, and mucous transport declines.

A head cold is a viral infection of the upper respiratory tract. It is usually a mild illness, but it can have a significant impact on everyday activities.

Some conditions, like allergic reactions and nonallergic rhinitis, may cause extra mucus buildup in your nasal passages. Likewise, sinus infections may cause more mucus.

Irritation, infections, and allergic reactions can cause a burning sensation in the nose. Here, learn about the treatments and home remedies that can help.

While some breast conditions are easy to discern, the most common lactational breast complaints (engorgement, plugged or blocked ducts, noninfectious and infectious mastitis) are challenging and ...