How does cold weather affect my lungs?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
Cold air often is dry air, which irritates the lining of the lungs. This causes cracks and swelling, which can exacerbate or bring on asthma. In addition, viruses thrive in cold weather, which is why winter is flu season. To help your lungs handle the chill, wrap your scarf over your mouth and nose to moisten the air before you inhale.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.