Running a marathon - what are the risks?

  • Published
Marathon runners
Image caption,

Completing 26 miles of physical endurance can take its toll

Running a marathon puts immense strain on the body. But just how dangerous for your health can it be?

<paragraph>What are the main health risks?</paragraph>

<paragraph>What about fatalities?</paragraph>

<paragraph>How do I know if I am fit enough to run?</paragraph>

Related internet links

The BBC is not responsible for the content of external sites.