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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 …

  2. 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.

  3. Pictures: Different Types of Acne & How to Treat Them - WebMD

    Jul 4, 2024 · Whether you call them pimples, zits, or something else, WebMD shows you the different types of acne that afflict adults as well as teens.

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

    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 …

  5. Acne Face Mapping: What Breakouts on the Face Mean - Real Simple

    Apr 10, 2025 · Acne face mapping can show what breakouts on the face mean, and many dermatologists rely on it for diagnosing treatments and potential health issues. Learn what …

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

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

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

    While examining your skin, your dermatologist will notice what types of acne you have and where the breakouts appear on your skin. Different types of acne often require different treatment.

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

    Jul 15, 2025 · Acne arises when oil and dead skin cells obstruct hair follicles, leading to inflammation and various types of blemishes, such as whiteheads, blackheads, pimples, cysts, …

  9. 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.

  10. Acne: Overview and More - Verywell Health

    Aug 27, 2025 · Acne is a common skin problem that develops when your pores get clogged by oil and dead skin debris. Acne varies in development from very mild to extremely severe.