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What is a HEPA filter?

Clifford W. Bassett, MD
Allergy & Immunology

If you've got asthma or allergies, using a HEPA filter in your home can help you feel better, says allergy and immunology specialist Dr. Clifford Bassett. Watch the video to learn more about HEPA filters.


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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.