Do germs cause pimples?

Diana Meeks
Diana Meeks on behalf of Sigma Nursing
Family Practitioner
Germs do not cause pimples or acne. Pimples are formed when excess skin oil, called sebum, mixes with dead skin cells and clog pores. Once a pore is clogged, bacteria (called P. acnes) that normally live on your skin thrive in the trapped oil and rapidly increase in number. When bacteria multiply in a clogged pore, the pore becomes inflamed. Inflammation causes a pimple to look red and swollen.

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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.