Our younger son likes to share stories, solve math problems and study new scientific concepts while hiking. So during last weekend’s backpacking trip his dad was teaching him about factorials and permutations. Don’t ask me to explain what those are because I wasn’t really listening. I was working on a scientific formula of my own, one that would explain why backpacking works so well as a de-stressor. My theory is that there is only a certain amount of baggage our bodies can handle. So the more weight you pile up on your back and the longer you lug it around, the faster you shed the other kind of weight, the one that is made up of schedules, deadlines, to-do lists and digital noise. Add a few dozen bug bites and there is little else you can think about.

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