In their favor, UV rays activate vitamin D, kill certain germs and boost our mood. But overexposure to UV rays damages the skin. Irreparably.

  Immediate effects
  • Skin reddens
  • Its color deepens

  •   Delayed effects
  • Sunburn appears 4 hours after exposure
  • Skin begins to look tanned after 2 or 3 days
  • The skin's upper layers thicken

  •   Long-term effects
  • Wrinkles and other signs of premature aging
  • Cancers may develop

  • UVA's and UVB's:
    they beam down through the atmosphere to the earth's surface
    - and our skin!

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