• Question: How Long does it take for your brain cells to die?

    Asked by lo to Ruth on 22 Jun 2015.
    • Photo: Ruth Elderfield

      Ruth Elderfield answered on 22 Jun 2015:

      Some brain cells last almost your whole life, though new ones can still grow well into your 50s.
      If your brain isn’t given enough oxygen it can die within 3 minutes. So it is really important that your brain gets a good blood supply with oxygen in it.

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