Mucus is your body’s natural defence, but too much of it can make breathing feel like you’re inhaling through a wet sponge. Your lungs produce mucus every day to trap dust, germs, and irritants.

Breathing difficulties and persistent mucus buildup can significantly impact daily life, making simple activities feel exhausting and uncomfortable. When airways become congested with thick secretions ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There’s no way around it: Coughing up phlegm feels gross, especially if you’re already dealing with other ...

Clear, bubbly phlegm does not typically indicate a problem. However, coughing up large amounts could indicate an underlying health issue, such as fluid in the lungs. Phlegm, or sputum, is a type of ...

Your body produces mucus naturally to protect your respiratory system, and under normal circumstances, this protective fluid remains clear and relatively thin. However, when mucus suddenly changes to ...

Experts explain how to loosen and clear mucus from your chest so you can breathe easier.

Smoking can lead to brown mucus due to tar build-up in the lungs. Inhaling pollutants and toxins can cause brown mucus. Lung infections from bacteria and viruses can turn mucus brown. Mucus, a fluid ...

There’s no way around it: Coughing up phlegm feels gross, especially if you’re already dealing with other unpleasant symptoms from a cold or other respiratory infection. The good news is that some ...