Trailer to: I Only Use Trekking Poles that Can Fold Up Into My Pack. Here's Why
I use trekking poles to help reduce the impact on my surgically repaired knee from my hiking, backpacking, climbing, and camping... anything that requires a pack and an approach. But I now only use the style of trekking poles that fold up just like tent poles. For me, it's a safety issue. The full video describes the safety problem as well as discusses some of the trade-offs I must accept by using this style of pole.