Black mucus is rare. It can be the sign of a fungal infection, or exposure to pollutants such as coal, dust or cigarette ...

A cough can feel like a particularly annoying symptom to deal with, especially if it’s keeping you awake at night or lingering for weeks on end. But there’s probably a good reason you have that cough ...

Mucus, a fluid in your upper respiratory system, is usually clear. But a number of health conditions can cause it to turn brown. Also known as brown phlegm or sputum, brown mucus can be due to a range ...

When a persistent cough disrupts your sleep and drains your energy, it might be more than just a stubborn cold. Pneumonia, a serious lung infection, affects millions of Americans each year and can ...

Your lungs produce mucus every day to trap dust, germs, and irritants. Normally, this mucus is thin and moves out of the airways with little effort. But when you have a cold, allergies, asthma, ...

FOR some people, it starts with a scratchy throat followed by a tickly cough. For others, a headache comes first, before a ...

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 ...

Lung cancer often develops quietly, making it one of the deadliest cancers in the U.S. By the time many people are diagnosed, the disease has already advanced. But in most cases, the body sends ...

Beat the winter blues naturally! Here are the effective home remedies to relieve cough, cold, and fatigue this winter. Know ...