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Lung cancer is one of the world’s most common cancers. It is the deadliest cancer in the United States. Most…
Sinusitis is a condition in which the lining of your sinuses becomes inflamed. Learn about the symptoms, causes, and…
Reflux is a medical condition that happens when the acid in your stomach backs up to your throat. It causes…
A metered-dose inhaler is a hand-held device that contains medicine to open the airways in people with asthma and other…
Echinacea is a flowering plant also called coneflower. It is a popular herbal remedy used to prevent or treat symptoms…
Whooping cough (pertussis) is a contagious infection. It is caused by bacteria and spread by people through the air or…
Bronchitis is an inflammation or irritation of the lungs’ airways that causes a cough. Chronic bronchitis is bronchitis that lasts…
H1N1 influenza (swine flu) is an infection caused by a virus. Lower your risk by getting the flu vaccine and…
Health care works are at risk of getting the tuberculosis infection at work. Learn how to prevent, recognize, and treat…
Cystic fibrosis (CF) is a genetic disorder that causes your mucus and sweat glands to behave abnormally. It causes permanent…
Croup is a common childhood condition. It is recognizable by its barking cough. It spreads through airborne particles and from…
Chronic cough is a cough that lasts longer than 8 weeks. It can be caused by allergies and some health…
A lot of flu myths exist. Learn the facts about the flu and flu vaccine, such as how it differs…
Respiratory syncytial virus (RSV) is a common virus that affects your lungs and breathing. People of all ages can get…
Pleurisy is a condition marked by chest pain and inflammation. It occurs in the tissue that lines your chest and…
Compare a list of symptoms and find out if you need to see your doctor.
Living with asthma as a child can be difficult. Asthma attacks interfere with a child’s physical activity, sleep, and can…
Learn about ways to avoid getting the flu.
Learn about the symptoms of and treatments for colds and the flu.
Learn about Pneumocystis pneumonia and its relationship to HIV.
