Becoming Ultra is all about that first Ultra. We follow other runners training for their first Ultra, interview race directors of Ultra's, talk training tips, and just about anything for that next, very long, step.
It's a tough decision, but when to DNF (did not finish) is sometimes a good idea...and sometimes it's you giving into your own thoughts. Here are some ideas on this touchy subject for today's December series. Hope this helps educate and inspire.