Skin Disorders : Types

Acne is, for most individuals, a temporary condition that fades in severity with age. With other skin conditions, the symptoms are neither so common nor so benign. Dozens of different skin disorders exist, with huge variation in symptoms and severity. Skin disorders can be temporary or permanent, treatable or incurable, situational or genetic, painless or agonizing, minor inconveniences or life-threatening diagnoses.

There is some disagreement among dermatologists about the prevalence of different skin conditions. In addition to the conditions below, nearly all individuals develop wrinkles and age spots as they get older.

The following are some of the most common skin conditions :

  • moles, nearly 100%
  • chickenpox, over 90% of unvaccinated individuals
  • acne, 85% of teens 15–17 years old
  • rashes, 27% 12-month prevalence in children
  • hives, 15­–23% lifetime prevalence
  • eczema (atopic, allergic, or nummular dermatitis), 17.1%
  • skin cancer, 20% lifetime prevalence
  • rosacea, up to 10%
  • seborrheic dermatitis (causing cradle cap or dandruff), 10%
  • psoriasis, 2–3% worldwide
  • vitiligo, 1–2% worldwide
  • impetigo, 1% of children
  • warts, 1% of Americans, up to 24% worldwide

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