DUG -- Apologies. No offense intended. My comment was more aimed at a cumulative lack of sleep over a long period of time, not related at all to just individual dayhikes. If I misinterpreted your post, I'm sorry.

Sneeze away, my friend.

CaT
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If future generations are to remember us with gratitude rather than contempt, we must leave them more than the miracle of technology. We must leave them a glimpse of the world as it was in the beginning, not just after we got through with it.
- Lyndon Johnson, on signing the Wilderness Act into law (1964)