Originally Posted by TrevorInSoCal

Man, you guys are scarin' me. I'm spending the holidays in CO with family (Sister, and an uncle in Denver, Brother in Boulder), and I'm signed up to run the Resolution Run 5k in Denver, with my sister, on New Years Eve. I'm not much of a runner to begin with (Been running about 30 min. 3x/week for the past 3 months or so as off-season cross-training.), so between the altitude and the cold I might have signed on for more than I bargained for.

But then, I've never really noticed the altitude *that* much when travelling to ride in places like Tahoe, and Crested Butte, so maybe it won't affect me that much...

-Trevor