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Late last year Zach Bitter emerged as the fastest American in the history of long distance ultrarunning, setting an American record for 100 miles on a track in 11 hours …

Mention race walking to a runner or ultramarathoner and they usually have one of two reactions: they laugh and mock the hip-wiggling, much-maligned Olympic event, or they speak of it with respect either from trying it themselves or because they were passed late in a race by a steady-paced heel-to-toer.

One of the greatest things about our sport is its spirit of collective effort. At ultramarathons it’s as if we are racing with, not against, each other. Maybe it’s because running so far is so daunting that people “pull together” to overcome the challenge. Or maybe it’s simply that the nature and values of people attracted to this sport selfselects for friendly, helpful people.

In an effort to make the most of my limited vacation time from work, the opportunity to combine a family vacation with a destination race just seemed too perfect to …

Hyponatremia is defined as a blood sodium concentration below the normal range. Depending on the laboratory, that value is generally around 135 mmol/L. When hyponatremia occurs during or shortly after exercise, it is referred to as exercise-associated hyponatremia (EAH).