Blackheads are tiny, dark spots caused by a small plug in the opening of a follicle (pore) on the skin. Blackheads are also called open
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Source: HealthCentral Encyclopedia
Article updated and reviewed by Michael S. Lehrer, MD, Clinical Assistant Professor, Department of Dermatology, University of Pennsylvania on April... Read more »
Source: Harvard Decision Guide
What Is It? Acne is a common skin condition caused by inflammation of the hair follicles and oil-producing (sebaceous) glands of the skin. Hair... Read more »
Source: ADAM Encyclopedia
Acne vulgaris; Cystic acne; Pimples; ZitsSymptomsAcne commonly appears on the face and shoulders, but it may also occur on the trunk, arms, legs, and... Read more »
Source: HealthCentral Encyclopedia
Rosacea is a chronic skin disorder of the face in middle-aged and older people (usually between 30 and 60), which affects approximately 13 million... Read more »