Acne Types, Causes, Risk Factors | NIAMS Acne is a common skin condition that happens when hair follicles under the skin become clogged Sebum—oil that helps keep skin from drying out—and dead skin cells plug the pores, which leads to outbreaks of lesions, commonly called pimples or zits
Acne: Diagnosis, Treatment, and Steps to Take Diagnosis of Acne To diagnose acne, health care providers may: Ask about your family history, and, for girls or women, ask about their menstrual cycles Ask you about your symptoms, including how long you have had acne Ask what medications you are currently taking or recently stopped Examine your skin to help determine the type of acne lesion Order lab work to determine if another condition or medical disorder is causing the acne
Acné | Temas de salud | NIAMS ¿Qué es el acné? Es una afección de la piel que ocurre cuando se obstruyen y se inflaman los folículos pilosos por la acumulación de grasa de las glándulas, bacterias y células muertas en los poros
什麼是青春痘 (Acne) | NIAMS Learn about acne, including how it is diagnosed and treated, and the steps you can take to help prevent outbreaks
Acne: Research Resources What is acne? It is caused when blocked skin follicles from a plug caused by oil from glands, bacteria, and dead cells clump together and swell
Rosacea Symptoms, Causes, Risk Factors | NIAMS Rosacea is a long-term skin condition that causes reddened skin and a rash, usually on the nose and cheeks Learn symptoms and possible causes