Coughing Young Girl --- Image by © Bloomimage/Corbis

Cold and Flu Season Center 

Learn about symptoms, treatment, and prevention of colds and the flu during the fall and winter months, their busiest time of the year.

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Infectious Disease Center 

What is an infectious disease? Learn about diseases caused by bacteria, how long pink eye is contagious, how you get MRSA, and much more.

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What Is Pneumonia? 

What is pneumonia? When air sacs in your lungs fill with fluid, as the result of an infection, you have pneumonia. Usually a complication of the flu, severe cases can be life-threatening.

Girl with head cold, mother caressing forehead --- Image by © Laurence Mouton/PhotoAlto/Corbis

Symptoms of a Cold 

Symptoms of a cold appear 1 to 3 days after exposure to a virus and vary from person to person. Here's a list of cold symptoms and solutions.

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What Is Whooping Cough? 

Whooping cough (pertussis) is a contagious illness. It causes intense fits (paroxysms) of coughing. It mainly affects babies and young children.

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A Simple Way to Keep the Flu Away 

Unfortunately, some people think that getting a flu vaccine is too much trouble or costs too much. Or they are sure that a flu shot will make them sick or make them more likely to catch the flu.

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Home Remedies for Coughing 

Try these home remedies for coughing, many of them probably in your kitchen. They are designed to soothe that nagging and persistent cough.