Human Limits

Exploring performance and health with Michael J. Joyner, M.D.

Photo of Michael J. Joyner, M.D.

How low can marathon times go?


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2 Responses to “How low can marathon times go?”

  1. November 5th, 2014 at 7:55 pm

    Rodger Kram says:

    Hi Mike
    you need a colon in the hyperlink to “The Conversation”


    you have it as htpp// and that is a dead link.


  2. November 5th, 2014 at 8:22 pm

    Michael Joyner, M.D. says:

    Thank you. The link has been fixed.

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