Once you understand what's behind your cough, choosing the right treatment becomes much easier.

Medically reviewed by Amelia MacIntyre, DO 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 ...

Medically reviewed by Amelia MacIntyre, DO Allergies, infections, acid reflux, smoking, and exposure to environmental irritants can cause extra mucus in your throat. Home remedies like drinking more ...

Coughing is a reflex that typically serves as a defense mechanism to clear the airways of irritants or secretions. (Fun fact: Coughs can propel air and particles out of the lungs and throat at speeds ...

Q: I am continuously bothered by mucus or phlegm in my throat. I have a hard time swallowing it. Sometimes it seems to cover my throat so I can't breathe. One doctor told me it wasn't anything and ...

Bronchitis may cause you to cough up blood, known as hemoptysis. Bronchitis is inflammation of the bronchial tubes, or airways, that usually happens due to an infection or breathing in irritants like ...