The lungs are different from most of the other organs in your body because their delicate tissues are directly connected to the outside environment. Anything you breathe in can affect your lungs.
A cold or other respiratory infection can sometimes become very serious. There are several things you can do to protect yourself from respiratory infection this winter.
Source: American Lung Association
Interested in getting healthier lungs? For more information on lung health and quitting smoking, visit smokefree.gov.
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