Day 6 // Features // A Miserable Night // 3 of 4




"Sometimes when you lay down for awhile in the middle of these things it's almost worse," continued Schneider, a 39-year-old endurance coach from Santa Cruz, Calif.

"Everything shuts down. Your body starts to heal. That's when everything gets swollen and your blisters fill up," she said. "You wake up feeling like you're 90 years old."