Why are farts noisy and smelly?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)

When it comes to gas, no two farts are alike. In this video, Dr. Oz learns about the science behind loud versus "silent but deadly" farts.

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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.