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Why does pus form in a pimple?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
Pus in a pimple, formed of oil, dead cells, and bacteria, is a result a local infection and the immune system’s response. Watch the animation to learn more about pimples.


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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.