Phlegm buildup in the lungs and throat is a common problem, especially during colds, allergies, pollution exposure, or respiratory infections. Phlegm is a thick mucus produced by the respiratory ...

Surströmming has drawn global attention because of an online challenge to eat what’s been dubbed the world’s stinkiest food. But locals in Sweden share how to properly eat the fermented herring and ...

“When I hear someone say, ‘Oh my god, it’s March or April and I have the flu,’ my answer usually is, you may look like you have the flu, you may act like you have the flu, but you have human ...

We usually blame coughs on colds or allergies, but air pollution is an increasingly common trigger especially in Indian cities during winter and post-Diwali smog. Tiny pollution particles and gases ...

Federal agents' heavy use of tear gas is raising concern about harmful effects to protestors and neighborhoods. A toxicologist explains what it is and its health effects.

Runny noses. Red eyes. Sneezing and itching and grogginess. If it feels like your seasonal allergies have flared up earlier than usual, it's not your imagination. This year’s warm, dry winter means ...

The evidence is irrefutable — a pile of drool atop a drenched spot on your pillow. As you awake with a start, you might even wipe that bit ...

Post-nasal drip occurs when mucus moves down your throat, causing irritation and cough. Here’s how medical professionals say you can stop it in its tracks.