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  1. Acne - Symptoms and causes - Mayo Clinic

    Jul 20, 2024 · Acne is a skin condition that occurs when your hair follicles become plugged with oil and dead skin cells. It causes whiteheads, blackheads or pimples. Acne is most common among …

  2. Acne: Types, Causes, Treatment & Prevention - Cleveland Clinic

    Jan 4, 2023 · Acne is a very common skin condition that causes pimples. You’ll usually get pimples on your face. Clogged pores cause acne. Teenagers and young adults most often get acne, but it can …

  3. Acne - Wikipedia

    Acne ... Acne, also known as acne vulgaris, is a long-term skin condition that occurs when dead skin cells and oil from the skin clog hair follicles. [10]

  4. Acne Types, Causes, & Risk Factors | NIAMS

    Acne is a common skin disorder that results in blocked skin follicles. Learn the types & causes of acne.

  5. Acne: Treatment, Types, Causes, Prevention, and More - Healthline

    Jun 26, 2023 · When oil, bacteria, dead skin, and dirt block your pores, you may develop pimples, or acne. Get the details on acne causes, treatment, and prevention.

  6. Acne Management: Guidelines From the American Academy of …

    Acne vulgaris is a chronic inflammatory condition of pilosebaceous units of the skin affecting more than 50 million people in the United States, including 85% of adolescents. Risk factors include ...

  7. Acne | Blackheads | Pimple | Zits | MedlinePlus

    Oct 12, 2024 · Both teens and adults can get acne. Learn what causes pimples and blackheads and how to manage them.

  8. Acne: Diagnosis and treatment - American Academy of Dermatology

    You don’t have to wait. Board-certified dermatologists are at the forefront of advances in treating acne, so they can determine the most effective treatment plan for you. Here’s what you can expect when …

  9. Acne: Causes, treatment, and tips - Medical News Today

    Jul 15, 2025 · Acne is a skin disease involving the oil glands at the base of hair follicles. It affects 3 in every 4 people aged 11 to 30 years. It is not dangerous, but it can leave skin scars. Treatment...

  10. Acne - Johns Hopkins Medicine

    Acne affects teens and adults of all ages. It occurs when oil secreted by sebaceous glands clogs the hair follicle. Bacteria infect the clogged follicle and cause pimples.