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Why do older folks all have yellow toenails?

I worked in a nursing home when I was young I seem to recall most if not all of them had yellow toenails!

2 Answers

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  • alien~
    Lv 5
    9 years ago

    It is a common sign of aging.

  • Anonymous
    9 years ago

    smoking, using chemicals , sunshine ohoo lots of reason and may be hepatit b...

    Source(s): my knowledge :D
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