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Cystic fibrosis is a genetic disorder that causes mucous and sweat glands to behave abnormally. It can lead to damage…
Pleurisy is a medical condition that affects the lining of your lungs and chest, which can become irritated with the…
Acid reflux occurs when acid from your stomach backs up into your throat. It can be caused by many factors…
Lung cancer is abnormal growth of cells in the lungs.
The flu is a viral infection that can lead to serious diseases, such as pneumonia. That’s why it’s important to…
Pneumocystis pneumonia (PCP) is caused by a fungus. People whose immune systems are weak due to an HIV infection or…
The best way to protect yourself from the seasonal flu is with the flu vaccine. Read our complete guide and…
The flu is something to take seriously. But it’s important to sort out fact from fiction to stay healthy.
The common cold and the flu are both contagious respiratory illnesses caused by viruses. They share many symptoms, but they…
Cold and flu season usually begins when the weather starts to cool. You can take steps to help protect your…
Chronic bronchitis is an inflammation in the airways of the lungs that lasts longer than 3 months. It is most…
Respiratory syncytial virus (RSV) is a common virus. It affects your lungs, making it difficult to breathe. The virus is…
Acute bronchitis is a contagious viral infection that causes inflammation of the bronchial tubes (the airways that carry air into…
Echinacea has been a popular herbal remedy for centuries. Today, it is often used to prevent or treat viruses that…
A sinus infection is a condition where the lining of your sinuses becomes inflamed. It can be caused by bacteria…
Learn the dos and don’ts for safely giving your child over-the-counter (OTC) cough and cold medicines.
Seasonal fall allergies can be characterized by many symptoms and causes. Click here to learn about what’s causing your runny…
How do you know if your newborn is sick. These signs may give you a clue.
Allergic rhinitis is the medical term for nasal allergies. These can seasonal or perennial and can be treated medications or…
Asthma is a disease that often starts in childhood and makes it difficult for your child to breathe.
Visit our interactive symptom checker