Tech Insider - What happens to your body during an ultramarathon

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Tech Insider - What happens to your body during an ultramarathon

Tech Insider - What happens to your body during an ultramarathon

  • TV-G
  • 2019
  • 3mins
Ultramarathons are races longer than a 42 km marathon. Runners most often suffer from nausea and vomiting but sometimes have to deal with even worse health issues.