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 ...

I saw my dentist for pain in an upper molar, but the X-ray was normal. My nose was also plugged up, and she said it might be ...

Nasal mucus - simply known as snot - essentially acts like a shield to keep out harmful germs while also letting in things the body needs, such as oxygen and nutrients.

RESEARCH BRIEFINGS 09 July 2025 Highly efficient air filter inspired by mucus-covered nasal hair Airborne particles adhere to filters only weakly.

Q I saw my dentist for pain in an upper molar, but the X-ray was normal. My nose was also plugged up, and she said it might ...

Will nasal polyps grow back after surgery? Learn how often nasal polyps return and how long it takes for nasal polyps to grow back after they've been removed.

Sinus pain and headaches can be symptoms of the common cold, allergies, or sinusitis. Learn how to relieve sinus pressure and pain instantly, with methods including hot compresses and spicy foods.