Add Yahoo as a preferred source to see more of our stories on Google. Even if it is kind of gross when you're full of it and wrestling with it, phlegm actually serves a useful purpose: The thick, ...

Mucus, you fickle fiend—usually, you’re there keeping us safe from whatever nasties sneak inside of us. But then you turn, becoming a source of discomfort, canceled plans, and overall malaise. How I ...

Clearing one’s throat is a common reflex to remove mucus and irritants — particularly during allergy season. But for some, it can become a habit that's hard to break, which can lead to stress and ...

Having a congested chest can be uncomfortable to say the least. And when you're feeling under the weather, you want to know how to feel better fast. Luckily, there are several doctor-recommended ...

It's sadly normal for adults to get multiple colds every year. Here's one surprising sign that your cold is finally getting ...

For healthy people, mucus is our friend. It traps potential pathogens so our airways can dispatch nasty bugs before they cause harm to our lungs. But for people with conditions such as cystic fibrosis ...

The science community has not done the vaping industry any favors by discovering the many ills associated with e-cigarettes. Adding to a growing list of health concerns that includes wheezing, heart ...

Even if it is kind of gross when you're full of it and wrestling with it, phlegm actually serves a useful purpose: The thick, sludgy substance—made up of mostly water, salt, and antibodies—is designed ...

For people with conditions such as cystic fibrosis and COPD, mucus can get too thick and sticky; coughing alone can't clear it. Infections develop, leading to severe chronic disease and early death.