Will a marathon kill you? This researcher thinks so

“People die in big marathons all the time. Of course it’s not good for people to exercise hard,” said Swedish professor Fredrik Nyström

92-year-old grandmother becomes oldest woman to finish a marathon

Mathea Allansmith, who continues to run six days a week, said this isn’t the last record she hopes to break

Man in tiger suit completes Everest Marathon

This is the 20th marathon Goldstein has completed with the 33-pound plush tiger