Every time my right foot contacts the ground, a surge of pain makes me wince. Despite the ache, I keep running because I want this run. In fact, I need this run. Running is how I subdue the [...]
The number of people who run 100-mile races is tiny--less than 10,000 a year by one estimate--relative to the 8 million Americans who trail run.
And fewer still have finished a race [...]