HOUSTON (KTRK) -- Medical staff and volunteers were definitely kept busy during the Houston Marathon Sunday morning.
Marathon officials say they had 715 total cases of runners needing some type of medical attention.
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Hundreds of those cases were just quick encounters or runners needing a bed.
There were eight people who had to be taken to a hospital, with three of those eight reported in critical condition.
FULL COVERAGE: The 2017 Chevron Houston Marathon
No word yet on their individual circumstances.
Hundreds were medically treated at Houston Marathon
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KTRK Photo/ Gina Larson