Fingernails grow 3.47 millimeters a month; toenails grow 1.62 millimeters a month. Taking biotin supplements may strengthen nails and promote their growth. Avoid using nail cosmetics regularly, as ...
If you’ve ever wondered how long your life will last, the answer may literally be at your fingertips. A study concluded that your longevity can be determined by something surprising: your fingernails.
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