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Not really, no. What strengthens skin is damaging it, either by rubbing or by cutting/scuffing, so you end up with either thicker/rougher tissue or even scar tissue. I would imagine running throu...
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#1: Attribution notice removed
by
System
·
2020-05-27T11:08:43Z (over 4 years ago)
Source: https://outdoors.stackexchange.com/a/4323 License name: CC BY-SA 3.0 License URL: https://creativecommons.org/licenses/by-sa/3.0/