Mucus is a slippery, protective substance that keeps your airways, throat, and digestive tract moist, trapping and clearing out dust, allergens, and germs to help protect against irritation and ...

Mucus production is natural. However, overproduction of mucus in the throat can lead to long-term coughing and throat irritation. Certain conditions and factors can lead to an excess of mucus, such as ...

Mucus naturally helps in protecting the respiratory system by stopping dust and bacteria from settling into our lungs. However, excess mucus production leads to difficulty in breathing as well as ...

Dear Dr. Gott: I am a 65-year-old male. I have to frequently clear excess mucus from my throat. It seems to be worse when I am talking on the phone or meeting new people. I have had this problem for ...

Mucus, also called phlegm, is the lubricating substance that lines the surface of your lungs, mouth, sinuses, stomach, intestines, and even eyes, according to the National Institutes of Health (NIH).

Smoking affects how much mucus a person’s body produces and how thick it is. People can take steps to manage mucus, such as drinking plenty of water, trying controlled coughing, and quitting smoking.