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Why does MERV matter if I have allergies?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)

If you have allergies, an air filter can help -- if, that is, the filter has the right MERV rating, says allergy specialist and Dr. Oz Show guest Clifford Bassett. In this video, Dr. Bassett tells Dr. Oz how to judge the quality of an air filter, and what kinds do the best job. 


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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.