Hay fever is an allergic reaction to airborne pollen. Grass pollen is considered the most common trigger, though pollen from ...

Regular mucus tends to be thin and slippery, and it is generally a constant presence on a day-to-day basis. Meanwhile, phlegm ...

If you swim in freshwater lakes, here’s what to know about Naegleria fowleri amoeba. For example, the majority of infections ...

Learn about nasal polyps a condition that can be mistaken for a common cold and how to identify and treat them effectively ...

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 my sinuses. I started doing a saline rinse, and after a few days the pain ...

Life in space looks glamorous, but even the simplest everyday actions become impossible. Here’s what astronauts have to ...

Discover five easy turmeric remedies to naturally relieve sore throat, congestion, skin issues, and minor wounds—straight ...

Dr. Lu explains that mouth tape can help some people sleep better by “encouraging nasal breathing. For people who mouth breathe due to habit rather than a structural or medical issue, mouth tape can ...

In patients with COVID-19, preexisting immunity and Omicron infection were associated with reduced disease severity and upper respiratory symptom presentation.

An internal legal memo that the U.S. attorney's office says was filed by mistake reveals that federal lawyers believe it will be difficult for the government to win its case against congestion ...

With allergy-related symptoms and conditions on the rise amongst children, an increasing number of parents and caregivers are ...