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  2. Comedo - Wikipedia

    en.wikipedia.org/wiki/Comedo

    A comedo may be open to the air ("blackhead") or closed by skin ("whitehead"). [2] Being open to the air causes oxidation of the melanin pigment, which turns it black. [9] [2] Cutibacterium acnes is the suspected infectious agent in acne. [3] It can proliferate in sebum and cause inflamed pustules (pimples) characteristic of acne. [3]

  3. What causes whiteheads? Explaining your acne issues - AOL

    www.aol.com/causes-whiteheads-explaining-acne...

    If the pore closes, it'll appear white and is called a whitehead; if the pore remains open it looks dark and is called a blackhead. First thing's first: Acne as a whole is extremely common.

  4. Stop Popping Your Whiteheads And Do These Things Instead - AOL

    www.aol.com/stop-popping-whiteheads-things...

    Whiteheads form when oil or dead skin blocks a hair follicles or pores and creates closed bumps on the skin that can appear white or yellow. Here's how to get rid of them.

  5. Acne - Wikipedia

    en.wikipedia.org/wiki/Acne

    Acne (/ ˈ æ k n i / ⓘ AK-nee), 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] Typical features of the condition include blackheads or whiteheads, pimples, oily skin, and possible scarring.

  6. Folliculitis - Wikipedia

    en.wikipedia.org/wiki/Folliculitis

    Folliculitis keloidalis scarring on the nape of the neck is most common among males with curly hair. Oil folliculitis is inflammation of hair follicles due to exposure to various oils, and typically occurs on forearms or thighs. It is common in refinery workers, road workers, mechanics, and sheep shearers. Even makeup may cause it.

  7. Skin condition - Wikipedia

    en.wikipedia.org/wiki/Skin_condition

    Pustule: A pustule is a small elevation of the skin usually consisting of necrotic inflammatory cells. [30] Cyst: A cyst is an epithelial-lined cavity. [10] Wheal: A wheal is a rounded or flat-topped, pale red papule or plaque that is characteristically evanescent, disappearing within 24 to 48 hours.

  8. When your pimple might be cancer — and how to ... - AOL

    www.aol.com/pimple-might-cancer-recognize-signs...

    Symptoms can range from looking like a pimple that doesn’t heal to a shiny, skin-colored bump, a white or waxy lesion, a flat, scaly patch or a lesion that is black, brown or blue.

  9. Pimple - Wikipedia

    en.wikipedia.org/wiki/Pimple

    A pimple or zit is a kind of comedo that results from excess sebum and dead skin cells getting trapped in the pores of the skin. In its aggravated state, it may evolve into a pustule or papule . [ 1 ]