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What exactly is asthma?

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(Fortunately, this airway narrowing is reversible, a feature that distinguishes asthma from other lung diseases such as bronchitis or emphysema.) 2. Inflammation. People with asthma have red and swollen bronchial tubes. This inflammation is thought to contribute greatly to the long-term damage that asthma can cause to the lungs. read more

Childhood asthma is the same disease as adult asthma, but children have different challenges. Asthma in children is a leading cause of emergency room visits, hospitalizations and missed school days. Also, parents have to leave work to take care of a sick child. read more

Asthma affects people of all ages, but it most often starts during childhood. In the United States, more than 22 million people are known to have asthma. Nearly 6 million of these people are children. read more

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