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SCIENCE OF RUNNING: When is it too hot to run a marathon?
January 21, 2010By Alex Hutchinson
Ever since the sun-baked fiasco of the 2007 Chicago Marathon, there’s been renewed discussion about how to figure out when it’s unsafe to hold a major road race. In the February issue of Medicine & Science in Sports & Exercise, the medical director of the Twin Cities Marathon, University of Minnesota med school prof William O. Roberts, has an interesting analysis of this question - and he ends up with pretty conservative recommendations.
