Why UV Light Causes Skin Cancer; How To Limit Exposure

This question originally appeared on Quora. Answer by Gary Larson. Ultraviolet light is the minimum frequency in the spectrum of electromagnetic radiation that can produce ionizations. That is, this is the least energetic form of radiation that has enough energy to actually knock an electron out of an atom. When an ionization occurs in the right…

One Response to Why UV Light Causes Skin Cancer; How To Limit Exposure

  1. William Hicks March 8, 2017 at 10:28 am

    From my dermatologist, most skin cancer rarely metastasizes.
    That’s not an excuse to not take reasonable steps to reduce your exposure to UV light; just a fact.

    Reply

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