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					Originally Posted by  blueerica
					 
				 
				How do these black toenails that fall off even happen?  Ill fitting shoes?  Too much weight to bear?  I've been on a few long hikes in my time, but this is the fourth person I've heard of this summer to have nasty big toenails after hiking. 
			
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 I did it during a DLR trip.  I was wearing tennies, and just my big toes rubbing on the inside, top of the shoe was enough to bruise both toes.  It was incredibly painful and I would have been better off if I had drained the blood out from underneath the nails.