Improve uphill, downhill walking form

from walking.about.com

This weekend I enjoyed hikes in the Columbia River Gorge. Its steep cliffs produce dramatic waterfalls, and also ensure that most routes have a lot of uphill and downhill switchbacks. Because I was on natural trails, I used a pair of trekking poles for stability. Some people prefer a single hiking stick, but I like the security of the pair of trekking poles. I also wore a different pair of trail shoes each day. More