Jim Paisner's 3-year-old grandson calls it running with "naked feet."
When the 62-year-old Massachusetts man heads outside for his five-mile run, even in the dead of a New England winter, he might be all bundled up against the cold -- but usually not all the way down.
"[Unless] I worry that I'll freeze my tootsies off ... I just run barefoot," he said.
Paisner, who runs a wholesale medical supplies company in Concord, Mass., said he's been a runner for most of his adult life, but has been...Full Story