HealthIntell Articles
Explore recent HealthIntell articles, condition explainers, and FAQ guides. To browse by health topic, visit Conditions.
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Causes of Rosacea
Rosacea develops when the skin’s normal vascular, immune, and inflammatory controls become overly reactive, leading to persistent redness, flushing, visible blood vessels, and in some cases papules, pustules, and thickening of the skin. In…
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Causes of Psoriasis
Psoriasis is caused by an abnormal immune-driven acceleration of skin cell production, usually arising in people with a genetic predisposition and then triggered or amplified by environmental and physiological stressors. It is not simply…
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Causes of Seborrheic dermatitis
What causes seborrheic dermatitis? It develops when several biological processes converge: increased activity of skin yeast that normally live on the body, an abnormal inflammatory response to those organisms or their byproducts, and changes…
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Causes of Pityriasis rosea
What causes Pityriasis rosea? In most cases, it appears to be triggered by an abnormal immune response, often after exposure to a viral or viral-like stimulus, rather than by a single clearly defined cause.…
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Causes of Pemphigus vulgaris
Pemphigus vulgaris is caused by an autoimmune process in which the immune system mistakenly attacks proteins that hold skin and mucosal cells together. Instead of being triggered by a single external agent, the condition…
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Causes of Pediculosis
What causes Pediculosis? Pediculosis is caused by infestation with lice, small parasitic insects that live on human skin and feed on blood or debris depending on the species. The condition develops when lice are…
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Causes of Molluscum contagiosum
What causes Molluscum contagiosum? The condition is caused by infection with the molluscum contagiosum virus, a member of the poxvirus family, which infects the outer layers of the skin and triggers the growth of…