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News1809-02-2026, 22:15

Why No Pain When Cutting Hair & Nails? The Science Behind Dead Cells Revealed!

  • Hair and nails are composed of 'dead cells', unlike other living parts of the body.
  • These dead cells lack blood flow and nerves, which are essential for transmitting pain sensations to the brain.
  • Both hair and nails are primarily made of a tough, non-living protein called 'Keratin'.
  • Pain occurs when hair is plucked or a nail is pulled from its root because these parts are connected to living cells and nerves in the skin.
  • Nature's design allows us to painlessly trim these protective body parts, simplifying daily life.

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