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question

Does smoking have any effect on my immune system?

Dr. Michael Roizen, MD
Dr. Michael Roizen, MD
Internist
answer

Yes. Smoking causes inflammation in areas related to your immune system that make your immune system less effective in fighting all types of infections, whether flu, pneumonia, or any bacteria or virus that attacks you. Smoking also, by causing inflammatory changes in your lungs, diverts your immune system from fighting infections elsewhere, we believe, and even from rooting out cancer cells elsewhere, we believe.

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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.